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Popular >

2sin(-pi/4)

Solution

2 sin (- \frac{π}{4})

Solution

- 2

+1

Solution steps

2 sin (- \frac{π}{4})

Rewrite using trig identities:

sin (- \frac{π}{4}) = - \frac{2}{2}

= 2 (- \frac{2}{2})

Simplify

2 (- \frac{2}{2}) : - 2

= - 2

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Frequently Asked Questions (FAQ)

What is the value of 2sin(-pi/4) ?
The value of 2sin(-pi/4) is -sqrt(2)