Cos(90-2x) . tan(180+x) + sin^2(360-x)

Eestein asked Mar 17, 2023

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Eestein asked Mar 17, 2023

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5 votes

Answer:

Explanation:

Cos(90-2x) . tan(180+x) + sin^2(360-x)

= sin(2x) * tan(x) + sin²(x)

= 2sin(x) cos(x) sin(x)/cos(x) + sin²(x)

= 2sin²(x) + sin²(x)

= 3sin²(x)

Teebes answered Mar 24, 2023

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