3. Find the exact value of sin cos - cos sin . 4. Find the exact value of cos cos + sin sin .

Q: VERIFY THE IDENTITY : sin (2A) cos (2 A) = sec (0) %3D sin (e) Cos (e)

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Q: Use the conditions below to find sin 2θ, cos 2θ, and tan 2θ. cos θ = 5/13, 3π/2< θ < 2π

A: Given:

Q: Find  sin?,cos?,???tan?sin⁡θ,cos⁡θ,andtan⁡θ  if  csc?=−2921csc⁡θ=−2921    and  cos θ < 0.

A: Given Cosecθ=2921and we have to calculate the value of sin(θ), cos(θ), tan(θ)

Q: , Find the exact value of cos (a – B) given that cos a = - and sin 3 = -0 for a in Quadrant III and…

A: We have to find the value of a trigonometric expression involving two angles.

Q: 7. Given that tan (A) = - and angle A is in 3rd quadrant and cos(B) = - and 13 angle B is in 2th…

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Q: Reduce sin θ + 2 cos θ to the form r sin(θ + ϕ), and find ϕ

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Q: 2) What is the cos Z? Express fractions in the lowest terms. NO DECIMALS 40 Y 9. 41 Your answer 3)…

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Q: -1 Determine sin=(cos a) Provide your answer be

A: cosa can be written as sin(pi/2-a) sin and sin inverse get canceled see attached image

Q: 5. Which of the following quantities is undefined? (a) sin-'(-}) (b) cos-(2) (c) csc-() (d) csc-'(2)

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Q: 15 What is the exact value of tan (sinr) where r 17 Provide your answer below:

A: Solving the problem by finding the value of the function.

Q: Suppose that cos B = 0.68. What is the value of sin(æ)? %3D

A: Given cos β =0.68

Q: Find the exact value of the following expression. sin [2 cos (-1)] sin [2 cos (-1)] =O

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Q: 15 Given: sin0 and %3D 17 2 Find the exact value of: cos 2 cos

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Q: If sin 0= and is in QII, cos is equal to COS A 4/5 5/3 -4/5 D -5/3 B.

A: Given Sinθ=35We know sin2x+cos2x=1Upon substituting:cos x=1-sin2x        =1-(35)2

Q: Find the exact value of the expression. 5x sin COS COs sin 12 12 12 12 兀 sin 12 COS 12 sin Cos 12 12

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Q: 1. Which is equal to cos ? cos O sin * O sin O Cos 품 27 COS

A: topic - trigonometric ratios

Q: What is the exact value of cos (tan¬'m) where m = :? 12 Provide your answer below:

A: if m=512 To find: the value of costan-1mSolution :let…

Q: Determine the exact value of 2 sincos cos 12 12

A: Given query is to find the exact value of the expression.

Q: The Equivalent expression of (cos 3A) / (sin A cos A) is ?

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Q: Given that cos(x) = 0.75, what is cos(-x)? Provide your answer below: cos ( – x) =

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Q: Given cos(x)- 글 " what is the value of cos(x +)? 0 O via - IN I 12

A: Given that cosx=12. We have to find the value of cosx+π.

Q: 10. What is tan 315° + cos (-570°) equal to? V3 b. a.- (1+4) а.-1 V3 d. 1 -

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Q: 8. Verify the identity: 1- cos h sin? h h h(1 + cos h)

A: To verify:1-coshh = sin2hh1+coshUseful for the question:  sin2x + cos2x = 1a2 - b2 = a-ba+b

Q: Find sin 20, given the expression below. 2 cos 0 3 and <ө < 2п 2

A: Solution:Given    cos θ=23To find:sin2θFormula:sin2θ+cos2θ=1sin 2θ=2 sin θ cosθ

Q: please answer all the parts

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Q: 5. Use a half-angle identity to find the exact value of sin cos x = 12

A: To find the value of sin

Q: Find the exact value of cos-1(tan 3pi/4)

A: Answar is pie.

Q: 10. Find the exact value of the composition. cos sin

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Q: Find the exact value of cos(a – B) given that sin a = and cos 3 = - for a in Quadrant II and B…

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Q: cos 등 O sin O sin cos 꽃

A: cosπ3

Q: Select the correct cos x and tanx for the figure below if sin x 13 tan x = 12 12 tan x = 13 12 COS x…

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Q: 15. Find the following EXACT: (a) sin[cos'(2/3)] (b) sin[tan(-6)]

A: We use sin[cos-1(x)]= √(1-x2) and sin[tan-1(x)]=x/√(1+x2)

Q: Find the exact value of the following expressions: cos +sin 4 6 cos 12 sec - a) b)

A: Given a)sec7π4cos7π6+sin7π6

Q: 5. Evaluate sin?(e3-/ 10378) +cos?(e3-T/ 1037r/8) =?

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Q: 4 1. Find the value of (icos-+ sin TT sin-) 8.

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Q: 4. If sin A with A in QIV, find COS Select the correct answer. a. COS b. COS C. COS d. COS e. COS of…

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Q: What is cos(A)? 13 12 cos(A) = [ ? COS

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Q: 1. Suppose that cos = 0.68. What is the value of sin(=)? Explain.

A: First we assume cos(α)=0.68cos(α)= 68100 we know that  cos(θ)=adjacenthypotenuseLets mark the…

Q: 1. Which is the value of sin? 51° + cos? 51°? undefined O 1 O -1

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Q: 5. Simplify the expression cos" a–1 sin a-1 sec? a O - sec? æ O tan? x O - tan? z

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Q: 7 If Sin A = . Cos B = where A, BE]0,[ then 25 find the value of Sin (A+B), Cos (A-B)

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Q: Determine the exact value of cos(330)° V3 2

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Q: Find the exact value of the expression. an(1)) sin cos + 2

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Q: a) Simplify cos "+ sin (3x) in terms of x . 2 [Hint: cos(A B)= cos Acos B sin A sin B1

A: “Since you have asked multiple questions in a single request, we will be answering only the 1st…

Q: The formula for cos(at B) is cos a cos B - sin a sin B cos a cos B + sin asin B sin a sin B - cos a…

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Q: What is the exact value for cos(cos-1(1))

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Q: *Find the exact value of the given functions: cos (sin-¹ + cos-¹5/3) 13 9.

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Q: Which of the following is TRUE? A. 1- sin ? = cos? cos 2 B. 1- cos? 20 = sin² 20 C. 1 – tan? = sec?…

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