Rewrite the expression as an equivalent expression that doesnot contain powers of trigonometric functions greater that 1. 8cos^2 x

Ebone6v

Ebone6v

Answered question

2022-08-06

Rewrite the expression as an equivalent expression that doesnot contain powers of trigonometric functions greater that 1.
8 cos 2 x

Answer & Explanation

Jakob Chavez

Jakob Chavez

Beginner2022-08-07Added 14 answers

You can use the power reducing formula
cos 2 u = 1 + cos 2 u 2
to answer your question.
8 cos 2 x = ( 8 ) 1 + cos 2 x 2 = 4 + 4 cos 2 x
polynnxu

polynnxu

Beginner2022-08-08Added 6 answers

8 sin ( x ) tan ( x ) cot ( x ) csc ( x )

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