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Popular >

sin^2((9pi)/8)

Solution

sin^{2} (\frac{9 π}{8})

Solution

\frac{2 - 2}{4}

+1

Solution steps

sin^{2} (\frac{9 π}{8})

Rewrite using trig identities:

sin (\frac{9 π}{8}) = - \frac{2 - 2}{2}

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

Simplify

(- \frac{2 - 2}{2})^{2} : \frac{2 - 2}{4}

= \frac{2 - 2}{4}

Popular Examples

25.29sin(0.4895(8)-1.9752)+55.2877

25.29 sin (0.4895 (8) - 1.9752) + 55.2877

3cos(pi)+pi^{5/4}

3 cos (π) + π^{\frac{5}{4}}

csc (\frac{- 11 π}{4})

cos((7pi)/4)+isin((7pi)/4)

cos (\frac{7 π}{4}) + i sin (\frac{7 π}{4})

arctan (\frac{13}{6})

Frequently Asked Questions (FAQ)

What is the value of sin^2((9pi)/8) ?
The value of sin^2((9pi)/8) is (2-sqrt(2))/4