Mark M. answered • 06/01/21
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sin4 (5x) = [sin2 (5x)]2
sin4 (5x) = [(1/2)(1 - cos 10x)]2
Camila J.
asked • 06/01/21Use half angle or power reduction formulas to fill in the blanks in the identity below:
Use half angle or power reduction formulas to fill in the blanks in the identity below:
(sin(5x))^4 = ___ −1/2cos(____ x )+1/8cos(____ x)
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