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Popular >

simplify cos((9pi)/2+x)

Solution

simplify

cos (\frac{9 π}{2} + x)

Solution

- sin (x)

Solution steps

cos (\frac{9 π}{2} + x)

Rewrite using trig identities

= - sin (x)

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Frequently Asked Questions (FAQ)

What is cos((9pi)/2+x) ?
The solution to cos((9pi)/2+x) is -sin(x)