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Popular >

simplify 15-7cos(4x+pi)

Solution

simplify

15 - 7 cos (4 x + π)

Solution

15 + 7 cos (4 x)

Solution steps

15 - 7 cos (4 x + π)

Rewrite using trig identities

= 15 - 7 (- cos (4 x))

Apply rule

- (- a) = a

= 15 + 7 cos (4 x)

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Frequently Asked Questions (FAQ)

What is 15-7cos(4x+pi) ?
The solution to 15-7cos(4x+pi) is 15+7cos(4x)