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Popular >

simplify 2cos(x+pi/2)

Solution

simplify

2 cos (x + \frac{π}{2})

Solution

- 2 sin (x)

Solution steps

2 cos (x + \frac{π}{2})

Rewrite using trig identities

= 2 (- sin (x))

Remove parentheses:

(- a) = - a

= - 2 sin (x)

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Frequently Asked Questions (FAQ)

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