2024 Cos x 1

$1-cos^{2}x. en. Related Symbolab blog posts. Practice, practice, practice. Math can be an intimidating subject. Each new topic we learn has symbols and problems we .... Rachelpercent27s prices$

sin2x +cos2x = 1. where we can subtract cos2x from both sides to get what we have in blue above: sin2x = 1 − cos2x. Thus, this expression is equal to. sin2x. All we did was use the difference of squares property to our advantage, recognize that the expression we had is derived from the Pythagorean Identity, use it, and simplify. Hope this helps!(cotx)2 +1 = (cosecx)2 Odd and even properties cos( x) = cos(x) sin( x) = sin(x) tan( x) = tan(x) Double angle formulas sin(2x) = 2sinxcosx cos(2x) = (cosx)2 (sinx)2 cos(2x) = 2(cosx)2 1 cos(2x) = 1 2(sinx)2 Half angle formulas sin(1 2 x) 2 = 1 2 (1 cosx) cos(1 2 x) 2 = 1 2 (1+cosx) Sums and di erences of angles cos(A+B) = cosAcosB sinAsinB cos ... 1-cos^{2}x. en. Related Symbolab blog posts. Practice, practice, practice. Math can be an intimidating subject. Each new topic we learn has symbols and problems we ...The area, 1 / 2 × base × height, of an isosceles triangle is calculated, first when upright, and then on its side. When upright, the area = sin ⁡ θ cos ⁡ θ {\displaystyle \sin \theta \cos \theta } . Dividing by cos2A, you get 1+tan2A= cos2A1 that implies cos2A= 1+tan2A1 ... Show that there is a bounded linear functional ℓ: C [0,1] → R with ∥ℓ∥ ≤ 1, ℓ(1) = 0, ℓ(cos(x)) = 1. https://math.stackexchange.com/questions/1798641/show-that-there-is-a-bounded-linear-functional-ell-mathscr-c-0-1-to-mathb. Misc 16 Find the derivative of the following functions (it is to be understood that a, b, c, d, p, q, r and s are fixed non-zero constants and m and n are integers ...Explanation: since cosx > 0. then x will be in the first/fourth quadrants. cosx = 1 2. ⇒ x = cos−1(1 2) = π 3 ← angle in first quadrant. or x = (2π − π 3) = 5π 3 ← angle in fourth quadrant. Answer link.cos^-1(x) Natural Language; Math Input; Extended Keyboard Examples Upload Random. Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on ... 1-cos^{2}x. en. Related Symbolab blog posts. Practice, practice, practice. Math can be an intimidating subject. Each new topic we learn has symbols and problems we ... Precalculus. Solve for ? cos (x)=1/3. cos (x) = 1 3 cos ( x) = 1 3. Take the inverse cosine of both sides of the equation to extract x x from inside the cosine. x = arccos(1 3) x = arccos ( 1 3) Simplify the right side. Tap for more steps... x = 1.23095941 x = 1.23095941. The cosine function is positive in the first and fourth quadrants.1) In the unit circle the x represent the cosine of the function and the y represent the sine of the trigonometric function. 2) Looking at the unit circle I noticed that cos (x) =1, corresponds to 360°. in other words cos (360º) =1, the answer is x=360º or x=2π radians. 3) you can check your answer in your graphing calculator by pressing ...Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history ... cos x = 1 / (sec x) Cosine Formulas Using Pythagorean Identity. One of the trigonometric identities talks about the relationship between sin and cos. It says, sin 2 x + cos 2 x = 1, for any x. We can solve this for cos x. Consider sin 2 x + cos 2 x = 1. Subtracting sin 2 x from both sides, cos 2 x = 1 - sin 2 x. Taking square root on both sides ... Introduction to Trigonometric Identities and Equations; 7.1 Solving Trigonometric Equations with Identities; 7.2 Sum and Difference Identities; 7.3 Double-Angle, Half-Angle, and Reduction Formulas Mathematically, it is written as cos-1 (x) and is the inverse function of the trigonometric function cosine, cos(x). An important thing to note is that inverse cosine is not the reciprocal of cos x. There are 6 inverse trigonometric functions as sin-1 x, cos-1 x, tan-1 x, csc-1 x, sec-1 x, cot-1 x.Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class. Book a free demo. Transcript. Show More. Next: Ex 7.3, 10 Important → Ask a doubtWrite each expression with a common denominator of (1−cos(x))(1+ cos(x)) ( 1 - cos ( x)) ( 1 + cos ( x)), by multiplying each by an appropriate factor of 1 1. Tap for more steps... Combine the numerators over the common denominator. Simplify the numerator.Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history ...cos( ) = x 1 = x sec( ) = 1 x tan( ) = y x cot( ) = x y FactsandProperties Domain Thedomainisallthevaluesof thatcanbe pluggedintothefunction. sin( ), canbeanyangleCompute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history ...1+cosx. Natural Language; Math Input; Extended Keyboard Examples Upload Random. Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by ... It follows that. arccos(cos x) = arccos(cos(d(x))) = d(x) (x ∈ R) , arccos ( cos x) = arccos ( cos ( d ( x))) = d ( x) ( x ∈ R) , which reveals arccos ∘ cos arccos ∘ cos to be a sawtooth function. Share. edited Aug 29, 2018 at 1:58. user46234. answered Mar 10, 2018 at 17:31. Christian Blatter.In mathematics, the trigonometric functions (also called circular functions, angle functions or goniometric functions [1] [2]) are real functions which relate an angle of a right-angled triangle to ratios of two side lengths.Precalculus. Simplify (1-cos (x))/ (cos (x)) Step 1. Nothing further can be done with this topic. Please check the expression entered or try another topic. Graph y=cos(x-1) Step 1. Use the form to find the variables used to find the amplitude, period, phase shift, and vertical shift. Step 2. Find the amplitude . Amplitude:Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. Dec 22, 2021 · Steps to Solve Limit of 1-Cos(x)/xWhen it comes to finding the limit of a function, as x approaches some value a, there are many different methods that can be attempted.Depending on the function ... Jun 24, 2016 · Hero and Nghi, I think I could invoke more interest by including the. solutions for cosx − sinx = 1, and for that matter, secx ± tanx = 1, that become. cosx − sinx = 1 and cosx +sinx = 1, upon multiplication by. cos x, when x ≠ an odd multiple of π 2. For cos x - sin x = 1, the general solution is. x = 2nπ and x = (4n − 1) π 2,n = 0 ... First sketch 1-cos x then x. Determine where functions 1-cos x and x are positive and negative to determine where (1-cos x)/x will be positive and negative. Find any asymptotes (x=0). To help sketch determin whether the function is odd and even. If required check for concavity using the second derivative as well as max and minimumsJun 18, 2016 · At this point, we've simplified to integral ∫ 1 cosx −1 dx to ∫ −cotxcscx −csc2xdx. Using the sum rule, this becomes: ∫ − cotxcscxdx + ∫ − csc2xdx. The first of these is cscx (because the derivative of cscx is −cotxcscx) and the second is cotx (because the derivative of cotx is −csc2x ). Add on the constant of integration ... Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. Jan 26, 2017 · Explanation: Use the identity: secx = 1 cosx. 1 secx = 1 1 cosx = 1 ⋅ cosx 1 = cosx. Answer link. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.Dec 23, 2021 · Notice, the reciprocal trigonometric identities give that sec(x) = 1/cos(x), and the derivatives of trigonometric functions give that the derivative of sec(x) is sec(x)tan(x). All together, we ... Solve for ? cos (x)=1/2. cos (x) = 1 2 cos ( x) = 1 2. Take the inverse cosine of both sides of the equation to extract x x from inside the cosine. x = arccos(1 2) x = arccos ( 1 2) Simplify the right side. Tap for more steps... x = π 3 x = π 3. The cosine function is positive in the first and fourth quadrants. Solve for x cos (x)=1. cos (x) = 1 cos ( x) = 1. Take the inverse cosine of both sides of the equation to extract x x from inside the cosine. x = arccos(1) x = arccos ( 1) Simplify the right side. Tap for more steps... x = 0 x = 0. The cosine function is positive in the first and fourth quadrants. To find the second solution, subtract the ...May 29, 2023 · Ex 7.3, 8 1 − 𝑐𝑜𝑠 𝑥﷮1 + 𝑐𝑜𝑠 𝑥﷯ ﷮﷮ 1 − cos﷮𝑥﷯﷮1 + cos﷮𝑥﷯﷯﷯ We know that Thus, our equation becomes ﷮﷮ 1 − cos﷮𝑥﷯﷮1 + cos﷮𝑥﷯﷯﷯ 𝑑𝑥= ﷮﷮ 2 sin﷮2﷯﷮ 𝑥﷮2﷯﷯﷮2 cos﷮2﷯﷮ 𝑥﷮2﷯﷯﷯﷯ = ﷮﷮ sin﷮2﷯﷮ 𝑥﷮2﷯﷯﷮ cos﷮2﷯﷮ 𝑥﷮2﷯﷯﷯﷯ 𝑑𝑥 = ﷮﷮ tan﷮2 ... We would like to show you a description here but the site won’t allow us.So I've been trying to show that $ | \cos x - 1 | \leq | x | $ for all x values, usin... Stack Exchange Network Stack Exchange network consists of 183 Q&A communities including Stack Overflow , the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.Jul 31, 2019 · 1) In the unit circle the x represent the cosine of the function and the y represent the sine of the trigonometric function. 2) Looking at the unit circle I noticed that cos (x) =1, corresponds to 360°. in other words cos (360º) =1, the answer is x=360º or x=2π radians. 3) you can check your answer in your graphing calculator by pressing ... Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history ...In mathematics, the trigonometric functions (also called circular functions, angle functions or goniometric functions [1] [2]) are real functions which relate an angle of a right-angled triangle to ratios of two side lengths. Jun 24, 2016 · This can be done by the useful technique of differentiating under the integral sign. In fact, this is exercise 10.23 in the second edition of "Mathematical Analysis" by Tom Apostol. Arccos. Arccosine, written as arccos or cos -1 (not to be confused with ), is the inverse cosine function. Both arccos and cos -1 are the same thing. Cosine only has an inverse on a restricted domain, 0 ≤ x ≤ π. In the figure below, the portion of the graph highlighted in red shows the portion of the graph of cos (x) that has an inverse.Feb 13, 2017 · Just as the distance between the origin and any point #(x,y)# on a circle must be the circle's radius, the sum of the squared values for #sin theta# and #cos theta# must be 1 for any angle #theta#. Answer link Dec 23, 2021 · Notice, the reciprocal trigonometric identities give that sec(x) = 1/cos(x), and the derivatives of trigonometric functions give that the derivative of sec(x) is sec(x)tan(x). All together, we ... Misc 16 Find the derivative of the following functions (it is to be understood that a, b, c, d, p, q, r and s are fixed non-zero constants and m and n are integers ...May 29, 2023 · Misc 16 Find the derivative of the following functions (it is to be understood that a, b, c, d, p, q, r and s are fixed non-zero constants and m and n are integers ... Found 2 solutions by josgarithmetic, Boreal: Answer by josgarithmetic (38702) ( Show Source ): You can put this solution on YOUR website! Answer by Boreal (15207) ( Show Source ): You can put this solution on YOUR website! cosx/ (1+sinx) cos x (1-sinx)/ [ (1+sinx) (1-sinx)] ;; multiply by (1-sin x/1-sin x) cosx-sinxcosx/ (1-sin^2x) ;;; 1-sin^2x ...Fleur Jul 5, 2017 graph{cos x + 1 [-10, 10, -5, 5]} If you graph the function, you can see that the domain includes all real numbers, and the range includes all values from 0 to 2, ...Sep 30, 2016 · Explanation: The function cos(x) has period 2π and cos(0) = 1. Hence: cos(2nπ) = 1 for any integer n. graph {cos (x) [-10, 10, -5, 5]} Answer link. May 29, 2023 · Misc 16 Find the derivative of the following functions (it is to be understood that a, b, c, d, p, q, r and s are fixed non-zero constants and m and n are integers ... Solve for x cos (x)=1. cos (x) = 1 cos ( x) = 1. Take the inverse cosine of both sides of the equation to extract x x from inside the cosine. x = arccos(1) x = arccos ( 1) Simplify the right side. Tap for more steps... x = 0 x = 0. The cosine function is positive in the first and fourth quadrants. To find the second solution, subtract the ... From Pythagoras theorem we get: sin2x +cos2x = 1. So: sin2x = 1 − cos2x = (1 − cosx)(1 + cosx) Answer link.What is the formula of (1 - cos x) / sin x? Solution: As we know that (1 - cos x) = 2sin 2 (x/2) and sin x = 2sin (x/2).cos (x/2) (1 - cos x) = 2sin 2 (x/2) ---- (1 ... Aug 14, 2015 · 1 Answer. Chandra S. Aug 14, 2015. cos x = - 1/2 = cos 2 π /3 ⇒ x = 2 π /3. Graph y=cos(x-1) Step 1. Use the form to find the variables used to find the amplitude, period, phase shift, ... Step 6.5.1. Replace the variable with in the expression. Solve for x cos (x)=1. cos (x) = 1 cos ( x) = 1. Take the inverse cosine of both sides of the equation to extract x x from inside the cosine. x = arccos(1) x = arccos ( 1) Simplify the right side. Tap for more steps... x = 0 x = 0. The cosine function is positive in the first and fourth quadrants. To find the second solution, subtract the ... Jun 18, 2016 · At this point, we've simplified to integral ∫ 1 cosx −1 dx to ∫ −cotxcscx −csc2xdx. Using the sum rule, this becomes: ∫ − cotxcscxdx + ∫ − csc2xdx. The first of these is cscx (because the derivative of cscx is −cotxcscx) and the second is cotx (because the derivative of cotx is −csc2x ). Add on the constant of integration ... In looking through the ways to find the limit of (1-cos(x)) / x, we looked into a couple methods. The first method is the plug-in method, which involves simply plugging a into (1-cos(x)) / x for x.Trigonometry Solve for ? cos (x)=-1 cos (x) = −1 cos ( x) = - 1 Take the inverse cosine of both sides of the equation to extract x x from inside the cosine. x = arccos(−1) x = arccos ( - 1) Simplify the right side. Tap for more steps... x = π x = π The cosine function is negative in the second and third quadrants. Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history ...Jun 24, 2016 · This can be done by the useful technique of differentiating under the integral sign. In fact, this is exercise 10.23 in the second edition of "Mathematical Analysis" by Tom Apostol. Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history ...May 29, 2023 · Ex 7.3, 8 1 − 𝑐𝑜𝑠 𝑥﷮1 + 𝑐𝑜𝑠 𝑥﷯ ﷮﷮ 1 − cos﷮𝑥﷯﷮1 + cos﷮𝑥﷯﷯﷯ We know that Thus, our equation becomes ﷮﷮ 1 − cos﷮𝑥﷯﷮1 + cos﷮𝑥﷯﷯﷯ 𝑑𝑥= ﷮﷮ 2 sin﷮2﷯﷮ 𝑥﷮2﷯﷯﷮2 cos﷮2﷯﷮ 𝑥﷮2﷯﷯﷯﷯ = ﷮﷮ sin﷮2﷯﷮ 𝑥﷮2﷯﷯﷮ cos﷮2﷯﷮ 𝑥﷮2﷯﷯﷯﷯ 𝑑𝑥 = ﷮﷮ tan﷮2 ... In looking through the ways to find the limit of (1-cos(x)) / x, we looked into a couple methods. The first method is the plug-in method, which involves simply plugging a into (1-cos(x)) / x for x.Solve for ? cos (x)=1/2. cos (x) = 1 2 cos ( x) = 1 2. Take the inverse cosine of both sides of the equation to extract x x from inside the cosine. x = arccos(1 2) x = arccos ( 1 2) Simplify the right side. Tap for more steps... x = π 3 x = π 3. The cosine function is positive in the first and fourth quadrants.What is the formula of (1 - cos x) / sin x? Solution: As we know that (1 - cos x) = 2sin 2 (x/2) and sin x = 2sin (x/2).cos (x/2) (1 - cos x) = 2sin 2 (x/2) ---- (1 ...Step 1: The first thing we want to do is look at the functions in the numerator and denominator. By inspection, we see that the values for f (x) and g (x) would be 1 and tan (x), respectively ...In looking through the ways to find the limit of (1-cos(x)) / x, we looked into a couple methods. The first method is the plug-in method, which involves simply plugging a into (1-cos(x)) / x for x.Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history ...Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. Dividing by cos2A, you get 1+tan2A= cos2A1 that implies cos2A= 1+tan2A1 ... Show that there is a bounded linear functional ℓ: C [0,1] → R with ∥ℓ∥ ≤ 1, ℓ(1) = 0, ℓ(cos(x)) = 1. https://math.stackexchange.com/questions/1798641/show-that-there-is-a-bounded-linear-functional-ell-mathscr-c-0-1-to-mathb. Dec 23, 2021 · Notice, the reciprocal trigonometric identities give that sec(x) = 1/cos(x), and the derivatives of trigonometric functions give that the derivative of sec(x) is sec(x)tan(x). All together, we ... 1. You may get numerical errors because cosh (x) grows very quickly. Write the equation as. cos(x) = 1 coshx cos ( x) = 1 cosh x, When x x is large, the solutions are going to be approximately. cos(x) = 0 cos ( x) = 0. *** cos(x) cosh(x) − 1 = 0 cos ( x) cosh ( x) − 1 = 0 is the frequency equation of an Euler-Bernoulli beam under free-free ...The answer is related to the length of a side of a regular n -gon inscribed into a unit-radius circumference; because the perimeter of the n -gon is always less than 2π, the single side must always be less than 2π / n. The inequality. 1 − cos(x) ≤ x2 2 (1) is used and the proof is completed with. 2(1 − cos(x)) ≤ (2π / n)2.Use the form asec(bx−c)+ d a sec ( b x - c) + d to find the variables used to find the amplitude, period, phase shift, and vertical shift. a = 1 a = 1. b = 1 b = 1. c = 0 c = 0. d = 0 d = 0. Since the graph of the function sec s e c does not have a maximum or minimum value, there can be no value for the amplitude. Amplitude: None.May 29, 2023 · Ex 7.3, 8 1 − 𝑐𝑜𝑠 𝑥﷮1 + 𝑐𝑜𝑠 𝑥﷯ ﷮﷮ 1 − cos﷮𝑥﷯﷮1 + cos﷮𝑥﷯﷯﷯ We know that Thus, our equation becomes ﷮﷮ 1 − cos﷮𝑥﷯﷮1 + cos﷮𝑥﷯﷯﷯ 𝑑𝑥= ﷮﷮ 2 sin﷮2﷯﷮ 𝑥﷮2﷯﷯﷮2 cos﷮2﷯﷮ 𝑥﷮2﷯﷯﷯﷯ = ﷮﷮ sin﷮2﷯﷮ 𝑥﷮2﷯﷯﷮ cos﷮2﷯﷮ 𝑥﷮2﷯﷯﷯﷯ 𝑑𝑥 = ﷮﷮ tan﷮2 ... Step 1: The first thing we want to do is look at the functions in the numerator and denominator. By inspection, we see that the values for f (x) and g (x) would be 1 and tan (x), respectively ...Aug 20, 2015 · sec A = 1/cos A tan A = sin A/cos A sin^2 A + cos^2 A = 1 sec x + tan x = (1+sin x)/cos x = ((1+sin x)(1-sin x))/(cos x(1-sin x)) = (1-sin^2 x)/(cos x(1-sin x)) = cos ... Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.

Use the form asec(bx−c)+ d a sec ( b x - c) + d to find the variables used to find the amplitude, period, phase shift, and vertical shift. a = 1 a = 1. b = 1 b = 1. c = 0 c = 0. d = 0 d = 0. Since the graph of the function sec s e c does not have a maximum or minimum value, there can be no value for the amplitude. Amplitude: None. . Used cars albany ny under dollar5000

Free trigonometric equation calculator - solve trigonometric equations step-by-step The equation is. cosx − 1 = − cosx. ⇒, 2cosx = 1. ⇒, cosx = 1 2. The solutions are. {x = π 3 + 2kπ x = 5 3π +2kπ, ∀k ∈ Z. Answer link.May 27, 2017 · The first step is to multiply the two expressions between parentheses : (II) There is a trigonometric identity that states : Working with this expression : ⇒. (I) Using the equation (I) in (II) : ⇒. arrow right. Trigonometry Solve for ? cos (x)=-1 cos (x) = −1 cos ( x) = - 1 Take the inverse cosine of both sides of the equation to extract x x from inside the cosine. x = arccos(−1) x = arccos ( - 1) Simplify the right side. Tap for more steps... x = π x = π The cosine function is negative in the second and third quadrants.When cos x = 1, what does x equal? Trigonometry Trigonometric Identities and Equations Solving Trigonometric Equations 1 Answer George C. · Ratnaker Mehta Sep 30, 2016 x can be any integer multiple of 2π, including 0 Explanation: The function cos(x) has period 2π and cos(0) = 1 Hence: cos(2nπ) = 1 for any integer n graph {cos (x) [-10, 10, -5, 5]}Jun 26, 2016 · From Pythagoras theorem we get: sin2x +cos2x = 1. So: sin2x = 1 − cos2x = (1 − cosx)(1 + cosx) Answer link. (cotx)2 +1 = (cosecx)2 Odd and even properties cos( x) = cos(x) sin( x) = sin(x) tan( x) = tan(x) Double angle formulas sin(2x) = 2sinxcosx cos(2x) = (cosx)2 (sinx)2 cos(2x) = 2(cosx)2 1 cos(2x) = 1 2(sinx)2 Half angle formulas sin(1 2 x) 2 = 1 2 (1 cosx) cos(1 2 x) 2 = 1 2 (1+cosx) Sums and di erences of angles cos(A+B) = cosAcosB sinAsinB cos ...Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. Found 2 solutions by josgarithmetic, Boreal: Answer by josgarithmetic (38702) ( Show Source ): You can put this solution on YOUR website! Answer by Boreal (15207) ( Show Source ): You can put this solution on YOUR website! cosx/ (1+sinx) cos x (1-sinx)/ [ (1+sinx) (1-sinx)] ;; multiply by (1-sin x/1-sin x) cosx-sinxcosx/ (1-sin^2x) ;;; 1-sin^2x ... Write each expression with a common denominator of (1−cos(x))(1+ cos(x)) ( 1 - cos ( x)) ( 1 + cos ( x)), by multiplying each by an appropriate factor of 1 1. Tap for more steps... Combine the numerators over the common denominator. Simplify the numerator.Dec 9, 2014 · My origin equation is 2 x^2 (-1 + Cos[x] Cosh[x]) == 0, how could I know I should first divide the equation by x^2, before applying your code on big x approximation. What is the formula of (1 - cos x) / sin x? Solution: As we know that (1 - cos x) = 2sin 2 (x/2) and sin x = 2sin (x/2).cos (x/2) (1 - cos x) = 2sin 2 (x/2) ---- (1 ...Jul 31, 2019 · 1) In the unit circle the x represent the cosine of the function and the y represent the sine of the trigonometric function. 2) Looking at the unit circle I noticed that cos (x) =1, corresponds to 360°. in other words cos (360º) =1, the answer is x=360º or x=2π radians. 3) you can check your answer in your graphing calculator by pressing ... Explanation: Use the identity: secx = 1 cosx. 1 secx = 1 1 cosx = 1 ⋅ cosx 1 = cosx. Answer link.We would like to show you a description here but the site won’t allow us.May 29, 2023 · Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class. Book a free demo. Transcript. Show More. Next: Ex 7.3, 10 Important → Ask a doubt .

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