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" जिए: "quad cos^(2)x+cos^(2)(x+(pi)/(3)...

" जिए: "quad cos^(2)x+cos^(2)(x+(pi)/(3))+cos^(2)(x-(pi)/(3))

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Prove that cos^(2)x + cos^(2)(x + (pi)/(3)) + cos^(2) (x - (pi)/(3)) = (3)/(2)

Prove that cos^(2)x+cos^(2)(x+(pi)/(3))+cos^(2)(x-(pi)/(3))=(3)/(2)

Prove that cos^(2)x+cos^(2)(x+(pi)/(3))+cos^(2)(x-(pi)/(3))=(3)/(2)

Prove that cos ^(2) x+ cos ^(2) (x+ ( pi )/( 3)) +cos ^(2) (x- (pi)/(3)) =(3)/(2)

Prove that, cos^(2)x+cos^(2)(x+(pi)/(3))+cos^(2)(x-(pi)/(3))=(3)/(2) .

Prove that : cos^(2)x+cos^(2)(x+(pi)/(3))+cos^(2)(x-(pi)/(3))=(3)/(2)

Show that cos ^(2) x+cos ^(2)(x+(pi)/(3))+cos ^(2) (x-(pi)/(3))=(3)/(2)

Find the value of cos^(2)x+cos^(2)(x+(pi)/(3))+cos^(2)(x-(pi)/(3))

Prove that cos ^(2) x + cos ^(2) (x + (pi)/(3)) + cos ^(2) (x - (pi)/(3)) = 3/2.

Prove that cos ^(2) x + cos ^(2) (x + (pi)/(3) + cos ^(2) (x - (pi)/(3)) = 3/2.