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Popular >

simplify cos(a+pi/2)

Solution

simplify

cos (a + \frac{π}{2})

Solution

- sin (a)

Solution steps

cos (a + \frac{π}{2})

Rewrite using trig identities

= - sin (a)

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Frequently Asked Questions (FAQ)

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