Question

what is the value of -cos 360°​

Answer 1

Answer:

— cos 360°

= —1

Step-by-step explanation:

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Answer 2

$\huge\boxed{Answer}$

-Cos 360°

-Cos (2 * 180°)

-Cos 2π

- (Cos 2*π)

- ( 2Cos²π - 1 )

- { 2(-1)² - 1 }

- { 2 - 1 }

- 1