sin^2pi/4+sin^2(3pi)/4+sin^2(5pi)/4+sin^...

`sin^2pi/4+sin^2(3pi)/4+sin^2(5pi)/4+sin^2(7pi)/4`

Verified by Experts

`sin^2pi/4+sin^2(3pi)/4+sin^2(5pi)/4+sin^2(7pi)/4`
`(1/sqrt2)^2+(1/sqrt2)^2(-1/sqrt2)^2+(-1/sqrt2)^2`
`1/2+1/2+1/2+1/2`
`2`.

Similar Questions

Explore conceptually related problems

Evaluate sin^2(pi/4)+sin^2 (3pi/4)+sin^2(5pi/4)+sin^2(7pi/4)

Prove any of the following: sin^2(pi/4)+sin^2(3pi/4)+sin^2(5pi/4)+sin^2(7pi/4)=2

Statement I : sin^2pi/8+sin^2(3pi)/8+sin^2(5pi)/8+sin^2(7pi)/8=2 Statement II sin^4pi/8+sin^4 (3pi)/8+sin^4(5pi)/8sin^4(7pi)/8=3/2

Prove that, cos^(2) (pi/4) + sin^(2) (3pi/4) + sin^(2) (5pi/4) + sin^(2)(7pi/4) = 2 .

sin(pi)/(4)*sin(3 pi)/(4)*sin(5 pi)/(4)*sin(7 pi)/(4)=

Prove that: sin^2pi/(18)+sin^2pi/9+sin^2(7pi)/(18)+sin^2(4pi)/9=2

sin^(2)(pi)/(4)+sin^(2)(3 pi)/(4)+sin^(2)(5 pi)/(4)+sin^(2)(7 pi)/(4)=2

Prove that sin^2(pi/18)+sin^2(pi/9)+sin^2(7pi/18)+sin^2(4pi/9)=2

The value of sin^2 (pi/8)+sin^2 ((3pi)/8)+sin^2 ((5pi)/8)+sin^2 ((7pi)/8) is