2cosx-cos3x-cos5x=............... A) 16...

`2cosx-cos3x-cos5x=`............... A) `16 cos ^(3) x sin ^(2) x` B) ` 16 sin^(2) x cos ^(2) x` C) ` 4 cos ^(2) x sin ^(2) x` D) ` 4 sin ^(2) x cos ^(2)x`

2cosx-cos3x-cos5x=............... A) 16 cos ^(3) x sin ^(2) x B) 16...
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cos x+cos^(2)x+cos^(3)x=1 and a sin^(6)x+b sin^(4)x+c sin^(2)x+d=0 and...
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सिद्ध कीजिए कि, int(0)^(pi//2)(x sin x cos x dx)/(cos^(4)x+sin^(4)x...
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intcos.(x)/(16)cos.(x)/(8)cos.(x)/(4)cos.(x)/(2)sin.(x)/(16)dx=
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If 2^(sin x+cos y)=1 and 16^(sin^(2)x+cos^(2)y)=4, then find the value...
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sin 3x + sin 2 x - sin x = 4 sin x cos . x/2 cos . (3x)/2
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The maximum value of 4 sin^(2) x + 3 cos^(2) x + sin ""(x)/(2) + cos""...
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Solve : ("sin" (x)/(2) "cos" (x)/(2))/(1-8 "sin"^(2)(x)/(2) "cos"^(2...
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" if "A=[[cos^(2)x,sin^(2)x],[-sin^(2)x,-cos^(2)x]]" and "B=[[sin^(2)x...
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