If sin x +sin^2 x=1 then find the value of cos^8 x +2cos^6 x+cos^4 x
(INDEX;^2 : means to the power of)
If sin x +sin^2 x=1 then find the value of cos^8 x +2cos^6 x+cos^4 x
(INDEX;^2 : means to the power of)
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