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Popular >

simplify 4cos(pi+x)

Solution

simplify

4 cos (π + x)

Solution

- 4 cos (x)

Solution steps

4 cos (π + x)

Rewrite using trig identities

= 4 (- cos (x))

Remove parentheses:

(- a) = - a

= - 4 cos (x)

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Frequently Asked Questions (FAQ)

What is 4cos(pi+x) ?
The solution to 4cos(pi+x) is -4cos(x)