Chlo A.

asked • 02/21/20

need help with trig

Use a half angle formula or formula for reducing powers to fill in the blanks in the identity below: (cos(2x))2 = __ + __  cos(__x)

Paul M.

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Your notation is unclear; please try again.
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02/21/20

3 Answers By Expert Tutors

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Joseph D. answered • 02/21/20

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