Trig Functions Review

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The exact value is undefined.

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The vertical shift is up 1.

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Define phase shift in trigonometric functions.

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Phase shift refers to the horizontal shift left or right for periodic functions.

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What is a co-terminal angle?

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Co-terminal angles are angles that share the same terminal side when drawn in standard position.

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How do you find a negative co-terminal angle?

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To find a negative co-terminal angle, subtract 360° (or 2π radians) from the given angle.

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What is the range of the cosine function?

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

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The amplitude is the absolute value of A.