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" 8."" If "(sin^(4)x)/(2)+(cos^(4)x)/(3)...

" 8."" If "(sin^(4)x)/(2)+(cos^(4)x)/(3)=(1)/(5)," then show that "(sin^(8)x)/(8)+(cos^(8)x)/(27)=(1)/(125)

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If (sin^(4)x)/(2)+(cos^(4)x)/(3)=(1)/(5) then tan^(2)x=(2)/(3)(b)(sin^(8)x)/(8)+(cos^(8)x)/(27)=(1)/(125)tan^(2)x=(1)/(3)(d)(sin^(8)x)/(8)+(cos^(8)x)/(27)=(2)/(125)

If (sin^4x)/2+(cos^4x)/3=1/5 then (a) tan^2x=2/3 (b) (sin^8x)/8+(cos^8x)/(27)=1/(125) (c) tan^2x=1/3 (d) (sin^8x)/8+(cos^8x)/(27)=2/(125)

If (sin^4x)/2+(cos^4x)/3=1/5t h e n (a) tan^2x=2/3 (b) (sin^8x)/8+(cos^8x)/(27)=1/(125) (c) tan^2x=1/3 (d) (sin^8x)/8+(cos^8x)/(27)=2/(125)

If (sin^4x)/2+(cos^4x)/3=1/5t h e n tan^2x=2/3 (b) (sin^8x)/8+(cos^8x)/(27)=1/(125) tan^2x=1/3 (d) (sin^8x)/8+(cos^8x)/(27)=2/(125)

If (sin^4x)/2+(cos^4x)/3=1/5t h e n tan^2x=2/3 (b) (sin^8x)/8+(cos^8x)/(27)=1/(125) tan^2x=1/3 (d) (sin^8x)/8+(cos^8x)/(27)=2/(125)

sin ^ (8) x-cos ^ (8) x = 1

int(sin^(8)x-cos^(8)x)/(1-2sin^(2)xcos^(2)x)dx

If sin^(3)x cos3x+cos^(3)x sin3x=(3)/(8), then the value of 8sin4x is _(-)

int(sin^(8)x-cos^(8)x)/(1-2sin^(2)x cos^(2)x)dx

If sin^(3)x cos3x+cos^(3)x sin3x=(3)/(8), then the value of sin4x is (1)/(2)(b)1(c)-(1)/(2)(d)0