Find the value of cos A. A 5 3 C 4 B

Q: Solve THE FOLLow wg TRig. EDUATIONS Ovee the uteaual Lo, 366 © 2 cos?o -1 ioso -4-0 (D1- Sıe = Sw°o…

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Q: Find the exact value of the expression. 57t COS 12 o VZWB - 1) VZW3-1) 4 O 2W3-1) 4

A:

Q: Express the product as a sum or difference. cos 4x cos 3x Blank 1 Blank 1 Add your answer

A: The given trigonometric expression,

Q: Suppose we have test of hypothesis about the mean of a normal distribution with known variance 1. Ho…

A: Given: Hypothesized mean = 3 R=-∞,-2∪2,∞ Graph:

Q: Evaluate the expression for A=90°, B=0°, and C=270°. sin A + 2 cos B g I sec B-3 csc C

A:

Q: 3. Find a model for the set of values. x-5-4 y 25 10 4 5 16 2 16 25

A: We have to find the graph for given set of values

Q: Simplify. 4 cos a - 4 COS 2π +α 4 • COS 2π +α 2

A: See the attachment.Explanation:

Q: Simplify. sin α + sin ẞ COS a cos B

A: The given expression is

Q: What is the cosine of t? O A. 1 2 O B. V3 O C. 1 V3 O D. 2

A:

Q: Write the value of cos +2sin 2 1 1 -1

A: cos-1-12+2sin-112

Q: Find the exact value of cos(155°)cos(35°) + sin(155°)sin(35°). O A. -2

A: cos155ocos350+sin1550sin350 =?

Q: CON C 36 45

A: Given that  Triangle ABC is a right angled triangle in which angle B is right angle AB=36  BC=27…

Q: 15 8 C 17 A B.

A:

Q: O cos 70 do

A: To solve the following integral

Q: Find the value of the cos I

A: Given,

Q: What is the cofunction of the complement of csc 57 o?   a. sec 33o   b. sec 57o   c. csc 57o   d.…

A: Any function of the complement of an angle is the cofunction of the angle.  We know ,  csc90∘-x =…

Q: sin n TTX dx = .A .B

A: As we are familiar with the odd functions,  ( If f-x=-fx, then f is called the odd function) We know…

Q: Simplify. 2 cos 4a +2 cot a tan a

A:

Q: What is the exact value of cos QPR? 2 P C 3 16 21 16 16 4 3 R

A:

Q: Simplify cos? I sin? t 8 8. V2 2 1 - V2 2 O 1 1/2

A:

Q: secx 11. cotx+tanx sinx

A:

Q: . Cos C = A 39 36 C 15 B

A: Find the cos c

Q: Which of the is the measure of O if sine O = √22? a. 60o         c. 45o b. 75o       d. 30o

A:

Q: Find the equivalent expression. (cosß – 1)(cosß + 1)

A: The given expression is:  cosβ-1cosβ-1 To find its equivalent expression, first, multiply by using…

Q: 87 cos e do %3D O 4

A: In this question we have to evaluate the Integration.