Unit 4 Graded Review - Solving Trigonometric Equations Review

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Back

Front

Solve: 4sin^2x = 3. State all solutions in the interval [0, 360).

Back

Front

Back

Front

Back

Front

Define the cosine function in terms of a right triangle.

Back

The cosine of an angle is the ratio of the length of the adjacent side to the hypotenuse.

Front

What is the sine function?

Back

The sine of an angle is the ratio of the length of the opposite side to the hypotenuse.

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What is the tangent function?

Back

The tangent of an angle is the ratio of the sine to the cosine of that angle.

Front

State the Pythagorean identity for sine and cosine.

Back

Front

What is the range of the sine function?

Back

The range of the sine function is [-1, 1].

Front

What is the range of the cosine function?

Back

The range of the cosine function is [-1, 1].