For all real numbers x,* cos(1339x) cos(1337x)+ sin(1337x) sin(1339x) =? 1- 2 sin? x cos x – sin? x O Option 1 Option 2 2 cos? x – 1 All of the above Option 3 Option 4

Q: 22 - r - 2 4. lim 40 r – 6r² – 7r+1

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Q: 13. csc(330°) 14. tan(240°) 15. cos 3

A: Topic:- trigonometry ratios

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Q: Write sin x in terms of cos x.

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Q: Write the equations of the following in terms of the cotangent function: 14. 13. amp ++++++-

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Q: f(x)=(x+1s)(x+1) (x+18)(xーリ)

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Q: Find all solutions to the equation. cos e = 2 Write your answer in radians in terms of TI, and use t...

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Q: sec x - csc x Rewrite the expression Fin terms of cos x. cot x – 1 1 cos x cos x Option 1 Option 2 1...

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Q: A 6-foot spruce tree is planted 15 feet from a lighted street light whose lamp is 18 feet above the ...

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A: Suppose the sides of the triangle are a,b and c then given that abc=51840 And the area of the triang...

Q: 15

A: We are authorized to answer one question at a time, since you have not mentioned which question you ...

Q: Use a product-to-sum formula to rewrite cos 8w cos 4w as a sum or difference. cos 8w cos 4w =| OsinO...

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Q: If HO = NR. LH = LN and 20 = 4R, which triangle-congruence postulate guarantees that AHOP = ANRT. Sk...

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Q: 1 and x terminates in quadrant I. 3 Find sin 2x, cos 2x, and tan 2x if tan x= sin 2x cos 2x tan 2x

A: Find sin(2x) , cos(2x) and tan(2x) if tanx = 1/3 

Q: Sketch the graph of the function. Use the table to determine the value for 'y and plot the graph. Hi...

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Q: find sinA if hypotenuse = 2x and adjacent = x

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Q: Find the length of the given arc. 90°

A: Topic:-  geometry   

Q: Use the unit circle to find all values of e between 0 and 27t for which the given statement is true....

A: Given; Cos(theta)=-√3/2.

Q: From the top of a light-house at a height 20 meters above sea level, the angle of depression of a sh...

A: Use trigonometric ratio, tan(theta) = Perpendicular/Base Note that, side opposite to the angle is ta...

Q: Solve triangles using the law of sines The following figure shows AABC with side lengths to th neare...

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Q: solve the equation 2cos 2x - cos x - 1 = 0 for 0(degree) < x < 360(degree) (use : cos 2x = 2 cos2x ...

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Q: Solve the triangle. Round your answers to the nearest tenth and angle measures to the nearest degree...

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Q: 51. Write csc x in terms of cos x.

A: sin2x +cos2x =1 ⇒  sin(x )=±1-cos2(x). csc(x) =1sin(x)

Q: Find all right triangles sides of length 7 and 5, rounding answers to 3 decimal places, and give the...

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Q: For each sequence, find a general term. 6. i, A, 6, 8, 10, ... 4 5 6 7. 8. log 10, log 100, log 1000...

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Q: 4. If cos 4A - -1/9, find cos A 5. If tan 4A = 24/7, find sec A

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Q: Use a calculator to find the value in decimal degrees. - 1 sin'(-0.4568) sin (-0.4568) = - 1 (Round ...

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Q: 4. The perpendicular offset of the PT of a simple curve is 120.20m. If the angle of intersection is ...

A: here given data is  R = 120.20m I = 50' long chord=? long chord = 2Rsin(I/2)                    = 2(...

Q: CSc t j) sec 2t = CSc t - 2 sin t k) csc 20 = =(sec 0) (cse 0) I+ tan x TT sin 2t Cos 2t g) 1- tan x...

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Q: What are the domain, range, and period of the function f(0) = 2esc(0 + #), Explain how you determine...

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Q: Which of the following does not have a Mclaurin series? 1+sin a cos r O VE

A: We know that the Maclaurin series: fx=f0+f'01!x+f''02!x2+f'''03!x3+…

Q: What is the equivalent radian measure for the degree measure? Select True or False for each statemen...

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Q: 2 sin 8 then I- cas o +SinD is also y. ノ I+ Cos 9 + sing I+sing

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Q: Prove the identity. sin(-0) cot(-e) = cos e We will prove the identity by transforming the left side...

A: A detailed solution is given below

Q: What is the value of the trigonometric function? Enter your answer, in simplest radical form, by fil...

A: Let's find. 

Q: x°y - x - 2 = 0 Given the system with xo = 0.9 and yo = 2.9. What is the value of fy (xo, yo), the p...

A: Let's find. 

Q: Simplify (TnA + into an expression without fractions and 1-sin A involving only a single trigonometr...

A: Given, 11+sinA+11-sinA We have to simplify the expression.  

Q: Find X and Y intercept. With explanation

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Q: TO In the figure, PQ and SR intersect at X. It ps 3RQ and %3D ZPXR = 128°, (a) find the ratio ZRSQ :...

A: Note: As per our guidelines we are supposed to answer only one question if there are multiple questi...

Q: Verify the identities can be proven.   A) (1+cos x )/(1-cos x) - (1-cos x )/(1+cos x )=4 cot x csc...

A: We have to proof that following trigonometric identity.

Q: 1-3. BD is the perpendicular bisector of AC. Find the value of x. Show your solution. Upload your an...

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Q: un a = 90° <a < 180°, then find the exact value of each of the following. α a. sin b. cos c. tan ...

A: We have to find trigonometry value

Q: 81 The first term of a geometric sequence is 32, and the Sth term of the sequence is 8 What are the ...

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Q: Verify the equation is an identity  (Tan^2x-1)/(sec^2x) =(tanx-cotx)/(tanx +cotx)

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Q: 49. Write tan x in terms of sec x.

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Q: Use the unit circle to find all values of 0 between 0 and 27t for the following. (Enter your answers...

A: Given that tanθ=-1 we know that  tanθ is negative in 2nd  and 4th quadrant 

Q: The equation of a straight line passing through (2,3) and slope of 1. Ox+y = 5 Ox-y = 3 Ox-y = -1 Ox...

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Q: Find an equation for the graph shown to the right. 3- 2- Type the equation in the form y= A sin (ox)...

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