Fundamental Trigonometric Identities

Practice Questions

Pre-Calculus › Fundamental Trigonometric Identities

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1

Find the exact value of each expression below without the aid of a calculator.

$sin165^{\circ}$

2

Simplify $3sin^2\theta-3$ .

3

Simplify $3sin^2\theta-3$ .

4

Which of the following is equivalent to the expression:

$\frac{1-sin^2(x)}{csc^2(x)}$

5

Find the exact value of each expression below without the aid of a calculator.

$sin165^{\circ}$

6

Which of the following is equivalent to the expression:

$\frac{1-sin^2(x)}{csc^2(x)}$

7

Simplify:

$\frac{2}{csc(2t)}$

8

Simplify:

$\frac{2}{csc(2t)}$

9

Simplify:

10

Determine which of the following is equivalent to .

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