cos^(2)x^(2)

If cos2x+2cos x=1 then (2-cos^(2)x)sin^(2)x is equal to

Evaluate: (i) int(cos2x+2s epsilon^(2)x)/(s in^(2)x)dx (ii) int(2cos^(2)x-cos2x)/(cos^(2)x)dx

Evaluate : (i) int(cos2x+2sin^(2)x)/(sin^(2)x)dx (ii) int(2cos^(2)x-cos2x)/(cos^(2)x)dx

Prove that sin x=2^(10) sin((x)/(2^(10))) cos (x/2) cos (x/2^(2))......cos((x)/(2^(10))) .

If cos2x+2cos x=1 then sin^(2)x(2-cos^(2)x) is

If cos2x+2cos x=1 then sin^(2)x(2-cos^(2)x) is

lim_ (x rarr0) (8) / (x ^ (8)) (1- (cos (x ^ (2))) / (2) - (cos (x ^ (2))) / (4) + ( cos (x ^ (2))) / (2) (cos (x ^ (2))) / (4))

Evaluate: (lim)_(x rarr0)(8)/(x^(8)){1-cos((x^(2))/(2))-cos((x^(2))/(4))+cos((x^(2))/(2))cos((x^(2))/(4))}

Evaluate lim_(xto0) (8)/(x^(8)){1-"cos"(x^(2))/(2)-"cos"(x^(2))/(4)+"cos"(x^(2))/(2)"cos"(x^(2))/(4)}.