Find the value of `8sin2x.cos4x.sin6x`, when `x=15^(@)`

Find the valueof 8sin2x.cos4x.sin6x , when x=15^(@) .

Find the value of sin3x.sin6x.sin9x when x=10^(@)

If x=15^(@) , evaluate : 8sin2xcos4xsin6x

If x=15^(@) , evaluate : 8sin2xcos4xsin6x

Let A=sin x+cos x. Then find the value of sin^(4)x+cos^(4)x in terms of A.

Find the value of: 2("sin"^(6)x+cos^(6)x)-3("sin"^(4)x+cos^(4)x)+2 .

If e^((sin^(2)x+sin^(4)x+sin^(6)x+...oo)ln2) satisfies the equation x^(2)-9x+8=0 find the value of (cos x)/(cos x+sin x),0

If sin x+sin^(2)x+sin^(3)x=1 then find the value of cos^(6)x-4cos^(4)x+8cos^(2)x

Find the value of : 2 (sin^(6) x + cos^(6)x) - 3 (sin^(4) x + cos ^(4)x) + 2 .

The maximum value of 8 sin 4x-15 cos 4x is