6. Which of the following expressions are equivalent to the expression below? 0 1 O -1 cotx + tanx 1 sinxcosx cosx+sinx cosxsinx

Q: A. Simplify each of the following expressions. 1. sin?xcotxcscx cotx(sinx+tan.x) cscx+cotxr 3.…

A: 2. cotx sinx+tanxcscx+cotx4. 1-tan2x1+tan2x+1

Q: 8. cos x+- +sin x- 3 6.

A: According to the guidelines I have to solve only first question. We can solve this problem…

Q: |csc?x cos. Evaluate O csc³x + C CSc x + C O - csc x + C O -sin x + C

A:

Q: Evaluate cos¹3xdx. a. 0.245 b. 0.267 O b O d c. 0.229 27 d. 0.196 e. none of the choices

A:

Q: What expression is equal to the given expression below? 1- tan²x 1+tan²x a. sin 2x b. cos 2x -sin 2x…

A: Given: 1-tan2x1+tan2x We write tan x by using the ratio of sin x and cos x.

Q: Evaluate the following (i) sin 78° cos 18° cos 78° sin 18° (ii) cos 47° cos 13° sin 47° sin 13°

A: These problems can be solved by using trigonometric formulas for sum and difference of two angles.…

Q: Let x = 7 cos 0,0 <0 < T. Simplify the expression x 49-x²

A: Given that .The objective is to simplify the expression .

Q: The expression 1+tanx can be rewritten as which of the following?

A:

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

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

Q: Which of the following expressions is exactly 1? T 3 7) T cos () cot ( sec ( 품) tan (4) - O sin (품)…

A:

Q: Rewrite the expression cos (0) without using any powers of sin or cos.

A: We have to rewrite the expression cos4( θ) without using the powers of sin or cos .

Q: Il Simplify the fractional expressions to lowest terms. A. For numbers 1-3, factor each expression…

A:

Q: 28 If cosa = 61 197 Find cos(a + B). Write your answer in fractional form. and cosß= where a and ß…

A: