II. SOLVING. Give what is being asked. 1. Expand identity sin3 0. 2. If 180° < A < 270° and sin A= V5 then sin 5. Use sin 60° and sin 45° to find the exact value of sin 105°.

Q: Q: If a cose - b sin 0 = c, Prove that a sin e + b cos e =+Va?+ b² – c² .

A:

Q: Suppose sin 3 = P(a) is in Ql; sin(a + B) = ; P(B) is in QI; what is 85 the value of cos a ? O 15/17…

A: Given: sinβ=35sinα+β=7785Angles α  and  β  are in first Quadrant.

Q: Find sin a. (-3, 4) sin a = [? r

A:

Q: 4. Which is equal to cos? O sin O COS 2π 3

A: Given :cosπ3

Q: 4. In right triangle ABC, mz B # mLA. Let sin B =tand cos B = h. Write the expression that…

A:

Q: Suppose sin(0) = -3 /5 and sin(ø) = -8/17, with both angles are in the interval T, 3" /2]. What must…

A: Topic - trigonometric ratios. Given: sinθ=-35 and sinϕ=-817both on the interval π, 3π2 To find the…

Q: If cos(a) = 2/3 , sin(b) = -3/5, P(a) in Q1, P(b) in Q3,  find sin b/2

A:

Q: For Exercises 12–17, find the exact value. 12. sin250° cos10° – cos 250°sin10° 13. tan- 12 14. cos…

A: sin250°cos10° - cos250°sin10° tanπ12 cosarctan3 + arcsin45 cos105° sin17π24sinπ24 sin555° + sin105°

Q: 5m Evaluate sin, cos, tan of 0=

A: on solving this we get the

Q: e cgntion 3. If 2 sin(60) cos (60) = sin(B0), then the value of B to the nearest whole number is

A:

Q: (c) %3D 2. sin (0-) us (q) %3D sin sin 20 = (a) 6. find the exact value of each expression below.

A:

Q: Use your knowledge of the Law of Sines and Cosines to solve for 0. 16 4 135° 22.5° 30° sin (2/2) V6…

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

Q: What is the correct set up to solve for x? 19° Your answer: o cos(19) = 25 !3! 25 cos(19) = o…

A: NOTE: Refresh your page if you can't see any equations. . here we have AB=25 A=19 BC=x

Q: (c) Under the assumption that x = ´cos 0 2 sin 0, use an appropriate right triangle to cos³ 0…

A:

Q: 2. Find the cxoct values of Sin Zu and cos2u

A:

Q: 3 Find the exact value, in radians, of the expression tan 3.

A:

Q: Given sin b=5/13 in qii,find the exqct value of sin(2B)

A: Given that         sinB = 5/13 , where B is in Q II.      We have to find the value of sin2B.

Q: Find the exact values: a.   sin(2pi/3)+sin(5pi/4)   b.  sin (23pi/12)    (use 23pi/12 = 2pi/3 +…

A:

Q: 3 8. If sin e = - - and the terminal side of e lies in quadrant III, find cos e. 5 3 3

A: Topic  = Trigonometric ratios

Q: Use the power-reducing formulas to rewrite the expression in terms of first powers of the cosines of…

A:

Q: Evaluate the expression under the given conditions. 2/5 sin(0 + 4); sin(0) = O in Quadrant I, cos(4)…

A: 1. sin and cos are positive in Quadrant I 2. Sin is positive and cos is negative in Quadrant II 3.

Q: 10. Which equation could be used to find the value of x? a. cos 58° = 18.9 b. sin 32° 18.9 16 32 16…

A: Given figure is: x is the base adjacent to the angle 90°-32°=58°. The length of the hypotenuse is…

Q: 77. From the figure, show that sin(45° – a) = sin95°. A 40° 12 8 45° D C B

A: The given figure is, In triangle ACD,∠DAC=40°∠ACD=45°Using the angle sum property of a…

Q: 4B Based on the figure, select all true equations. В a 48° A b C tan(42) cos(48) tan(48) = O cos(42)…

A: These can be solved using trigonometric ratios

Q: Which can be used to find x? 35 6. B. sin 35° A. sin 35° = 6. %3D C. tan 35° D. tan 35° 619

A: tan(y) = perpendicular / base.

Q: 4л Compute the exact value of sin( + ). Provide your answer below:

A:

Q: V3 IF Sin® =, And < 0 < n.Find the Value Of Tan- Using Half Angle Of Sine Тan 2 1+ Cose

A:

Q: Find the exact value of cos ​(u+​v) given that sin u=(-4)/(5), with u in quadrant IV​, and sin…

A:

Q: please answer all the parts

A:

Q: Find the exact value of the given expression.sin (5?/3−5?/4)

A: Given:

Q: Samir was given that 0 <A< <BS 1. He correctly started solving tan(A+ B and 3 tan(A + B) 4 12 3 1- 4…

A:

Q: In the figure below, A ABC ~ AYXZ. Find tan X, cos.X, and sin.X. Round your answers to the nearest…

A:

Q: 0000 Which is equivalent to 2. ? Select all that apply. A. sin 30° N B. sin 45° C. cos 45° E. tan…

A:

Q: 2. Find sin A and sin B. 6. 12 15

A:

Q: 12. Verify the identity by transforming the right side of the equation into the left side. Show all…

A: Our Aim is to verify the identity given below:-cot2 (x)=cosec2 (x)-cosec2 (x) sin2 (x) -(i)

Q: 7. What is tan 60° ? a. V3 с. V3 b. 2 d. 2 8. In a right triangle PQR, PQ = 12 cm and QR = 5 cm.…

A:

Q: Evaluate sin?x Cosu t Sin

A: Integration    Sin2 x/(sinx+cosx)

Q: Evaluate the expressIon under The given conditions 3 Sin(-e); tan(4)- 4 e); tan(e)·, o in Quadrant I…

A:

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

A:

Q: 一9 Find the exact value, in degrees, of the expression sin

A: Given,            sin-1-32

Q: Which is an equivalent expression for sin K? 11

A: Our Aim is to find sin (K) in the given triangle below:-

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

A:

Q: Which of the following is equal to tan 60° + tan 45°? A. V3 B. V4 C. 1 + v3 D. cannot be determined…

A: This question can be solved using the concept of trigonometry.

Q: S(1) = -e" sin (21 +7)

A:

Q: 37 12 35 F What is the sin D of the triangle above? What is the sin E of the triangle above?

A:

Q: f the terminal side of angle 0 goes through the point (Y10 3/10 10 10 > on the unit circle, then…

A: Use pythagorous theorem to solve

Q: R If is in standard position and ≤0≤ and sin 2 O 5 O_3 3 3 9 then the value of tan is:

A:

Q: 1) Compare the formulas for Sin(A+B) and Sin(A-B- State Sin(A+B)=D State Sin(A-B)= How are they…

A:

Q: 19 Select the correct answer. What is the exact value of sin 165 ? O A. -V6 - V2 4 O B. -V6 + v2 4 O…

A: We will solve the problem

Q: 26/ 17° 15° Given the triangle above, find the length of side x using the Law of Sines. Round answer…

A: