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Popular >

2sin((7pi)/8)

Solution

2 sin (\frac{7 π}{8})

Solution

2 - 2

+1

Solution steps

2 sin (\frac{7 π}{8})

Rewrite using trig identities:

sin (\frac{7 π}{8}) = \frac{2 - 2}{2}

= 2 \cdot \frac{2 - 2}{2}

Simplify

2 \cdot \frac{2 - 2}{2} : 2 - 2

= 2 - 2

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Frequently Asked Questions (FAQ)

What is the value of 2sin((7pi)/8) ?
The value of 2sin((7pi)/8) is sqrt(2-\sqrt{2)}