15 Suppose that cos 0 = and <0

Q: 9 Find 0 if 0 < 0 < 2n and: e cos 0 = - f sin? 0 = 1 9 cos? 0 : 1 %3D /2

A:

Q: 15 Suppose that tan ɑ = and 90° <a < 180°. 8 Find the exact values of cos 5 and tan-

A: Given, tanα =-158, 90°&lt;α&lt;180°

Q: 17 Find the exact value of cos20 given csc0 and -< 0 < TI 8.

A:

Q: if x is in III, and cos x= - 8/17. Determine the exact value of sin 2x and cos 2x

A:

Q: 5 and 13 3.) Find cos given that sin x < x < t %3D

A:

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

A:

Q: Suppose that sin(a) = 4/8 and cos(b) =3/8 define in the first quadrant, determine sin(a+b). (round…

A: We have the relation,                cos2x+sin2x=1   If sina=48= 12                 cosa=1-sin2a…

Q: 6) What is the period of the function f(x) = 7sin(2x) – cos(5)? Is the function g(x) = 7xsin(2x) –…

A:

Q: 12 5. If 0° <0 < 90° and sin 0 = find cos 0 using trigonometric 13' identities. 13

A: solve the following

Q: 5-/29 If cos(a) = compute the exact value of the following: with T<a< 29 cos(2a): sin tan

A:

Q: Suppose <e<0and tan 0 =-2. Evaluate cos e and sin 0. 2/2

A: It is given that,

Q: - 37 then 4 - If 0 sin(0) = cos(0) =

A:

Q: 5. If cos 0 = 0.8, find cos(0 + n).

A: We will use the formula cos(A+B)=cosAcosB - sinAsinB With A=theta and B=pi

Q: 4. Find the exact values of the following, if they exist. a. cos-1 2 C. arccos (cosn) b. cos (cos(-)…

A: According to our guidelines we can answer only three sub-parts and rest can be reposted.

Q: 7. Find the exact value of each of the following under given conditions: 2/5 3 sin(a) for 0 < a <…

A:

Q: 9. Suppose that A is such that sin A = 0 and cos A = -1 Find the exact values for each of the…

A: Solution

Q: 8 Let sin A = - 12 with 270° < AS 360° and cos B = with 90° < B s 180° and find the following. 17 13…

A:

Q: Let tan A = 12/5 with A in Q1. Find exact value for cos(2A)

A:

Q: Find the exact value of cos(α − β) if α and β both lie in the first quadrant, and sin α = 12/13 and…

A: Since you have asked multiple questions in a single request, we would be answering only the first…

Q: 15 Find sin 2x, cos 2x, and tan 2x if sinx and x terminates in guadrant III. 17

A: Given that: sinx=−1517 To find: sin2x, cos2x, tan2x

Q: 2. Find the exact value of the following a. cos 12 b. sin (70°) cos (40°) – cos (70°) sin (40°)

A:

Q: 5. 3 If tan B = - with * <B < 2n , find cos (2ß). %3D

A: It is known that in the first quadrant all trigonometric ratios are positive, in the second quadrant…

Q: 5 and 12 If tan e = < e < 2n, compute cos e and csc e. Do not use a calculator.

A:

Q: 2-Find O for: y3tan? (cos x).

A: Using Chain rule we can solve the given derivative problem

Q: 12 Suppose that tan 0 =-· and 90°<0<180°. 5 Find the exact values of cos and tan 믐 cos Undefine 2…

A:

Q: 10 of 25 What is the exact value of cos ZQPR

A: In this question we will use basic of calculus i.e concept of cosine rule. We will write the formula…

Q: 18. Suppose < 0 <n and sin 0 = Evaluate cos 0

A:

Q: 6. Suppose that < 0 < n and sin 0 = . Find the other 5 trigonometric functions evaluated at 0.

A:

Q: 11. Prove the following identity. 1- cos e cos20 + 3 cos 0 + 2 2+ cos 0 sin'e b) - = 1+ cot?x sinx

A: Here i use Trigonometry identities

Q: 37 Determine cos(2.4) given that tan A =-, where A<A<- 2. 1/3

A: Given: tan A=13 to find cos2A where π≤A≤3π2 The formula for cos2A=2cos2A-1 or cos2A=1-2sin2A or…

Q: 4. Verify the following identities: a. sin 3x = 3 sin x-4 sin3 x b. 1+ cos 10x = 2 cos? 5x %3D

A:

Q: 7. Verify the identity 1+cos 2x+2sin² x = 2 1 and <θ<π, find sin- 8. Given tan O 3 2 9. Use half…

A: Explained below

Q: 7. Solve the following exactly. (A) a) 2sin²0 + 3cos0 = 0 for [0,2n] b) cos2A cos²A for [-1,1]

A:

Q: 1. Establish a formula for cos (30)

A:

Q: 2 /5 If cos(a) = - with π<α< compute the exact value of the following: 2 cos(2a)=| sin 2 tan 2

A: To find the required values we need to use the double angle formula and the half angle formulas.…

Q: 7.4 Find the exact values of sin ().com and tan for the given conditions. COS csc 0 -90° <0< 0° sin…

A: To find the trigonometric functions

Q: Suppose that sin(a) = 3/7 and cos(b) =2/8 define in the first quadrant, determine cos(a+b). (round…

A:

Q: 12. Find L [ cos (st -8)] sCos 8 +5 5ing 5 cos 8 +S sin8 a- 62 + 25 s?+ 25 5 cos8 -ssin & S CoS 8…

A:

Q: 2. Find all possible solutions to the equation 2 cos 0 + v2 = 0. 0 in radians and let k represent…

A: To Determine: find all possible solutions to the equation .Express θ in radians and let k represent…

Q: – 57 then - If 0 : sin(0) = cos(0) = COS %3D

A: Given : θ = -5π/6 Then, sinθ = sin(-5π/6) = sin(-5×180/6) sin(-150) = -sin(150)         [∴ sin(-θ)=…

Q: 94) Find the exact value Cos lutv) that 4=5 구 gven -3,4n Q1 and v in 03) tan and cos

A: Topic - trigonometric Identities

Q: 5-/41 If cos(a) = and sin(8) = 41 <a<T and <B <2T, compute the exact value of the following: with…

A: We will use formula of Sin(A+B) and Cos(A+B)

Q: Find the solution to 6 + 5 cos () = 10 that are in [0,38]  . Use at least 4 decimal places.

A:

Q: 4) Find the value of cos(1.74) from the following table 1.7 1.74 1.78 1.82 1.86 y = sin(x) 0.9916…

A:

Q: /21 find the value of 5 3 - tan 0. cos 0 :15. Given that cos 0 =

A:

Q: Question in the file attached

A: using half -angle formula with proper sign attached.( taking into account the quadrant )

Q: 1. Find the values of sin 20, cos 20 and tan 20, given: 9 3n a. tan 0 if n<0 < 40 2 3n b. sin 0 if <…

A: Giventanθ=940 ifπ&lt;θ&lt;3π2sinθ=-12 if 3π2&lt;θ&lt;2π.To findsin2θ, cos2 and tanθ

Q: 3. Find the O to the nearest degree if and with if cos 0= -0.8910 and Q II with 0<0<360°.

A: