8.) Use the diagram. Write your answer as a sin A Fraction. cos A 19 12 sin B cos B 7

Q: 6. Which of the following expressions are equivalent to the expression below? 0 1 O -1 cotx + tanx 1…

A: let B=cotx+tanxwe know, tanx=sinxcosx  and  cotx=cosxsinx

Q: Use the given information to find the exact value of the expression. sin a =, a lies in quadrant II,…

A:

Q: Evaluate each of the ff. 1. cos ( 5 - 2j ) 2. cot ( -3 + 4j ) 3. csc ( -7 - 6j )

A: Given 1 cos5-2j2 cot-3+4j3 cosec-7-6j

Q: Rewrite expression as a sum or difference. This one i had a hard time answering! 6 sin 5x cos 2x

A: Given expression is  We will use the following identity to express the given expression as a sum or…

Q: 1. Find Tan A 2. Find Tan B 3. Find Sin A 4. Find Cos A 6 10 B B:

A:

Q: C 32 40 В 24

A:

Q: "III. Find the value of the expression. 12.) csc 300• cos 60 sec 150° · sin 120°

A: SOLUTION-

Q: Below, AABC-A FED. Which cosine value is equal to cos(C)? B 81° D 44° 81° E

A:

Q: Which of the following is equivalent to 4 cos? r+ 8 sin? 2 +4 tan? x sin? 2? O 4 sec2 x O 4 tan? a O…

A:

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

A: The given expression is

Q: VI. Write the product as a sum or difference. Simplify the answers if possible. 13.) cos 4t sin 5t

A:

Q: Use the given information to find the exact value of the expression. 3 a lies in quadrant II, and…

A: The given values are,tanα=34,α lies in quadrant III and cosβ=-817,β lies in quadrant II.

Q: evaluate the trig expression.

A:

Q: 18. In the right triangle below, find cos A. B 9 A 40 41 C 40/41 9/40 9/41 41/9 below find sin A.

A:

Q: Find the exact value of the expression. TC COS 16 3T - sin 16 TO - sin 16 COS | 16

A: To find:- Exact value of cosπ16cos3π16-cosπ16cos3π16

Q: 18 25 7. 24

A:

Q: Find cos . (8, 6) r cos o 6 =

A: x-coordinate of the point is x = 8 y-coordinate of the point is y = 6 To evaluate: The value of cosϕ

Q: Sing do Coso + Cose-2

A: LetI=∫sinθcos2θ+cosθ-2dθPut cosθ=uDifferentiate on both…

Q: Find (cos A-B) if A and B are positive acute angles with sin A = 12 13 A. B. 56 65 63 65 3 and cos B…

A:

Q: 1 Find the exact value of cos(a + 3) if cos(a) and cos(6) 11 4 and the terminal side of a lies in…

A:

Q: F 24 25 E.

A:

Q: Evaluate. 7π 4 sin

A: The sine function is positive in 1st and 2nd Quadrants and negative in 3rd and 4th Quadrantsalso we…

Q:

A: The objective of this question is to express cos(23°) in terms of m, given that sin(23°) = √m.

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.