Math, asked by gadalavarun, 1 year ago

3(sinx-cosx)^4+6(sinx+cosx)^2+4(sin^6x+cos^6x)=13

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Answered by sprao534

Please see the attachment

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yashraj8857: bhaiya second last step ko dekho usme dono +12sinx.cosx kar diye hao agar aisa hai to +12sinx.cosx ko ham kat nahi sakte balki use hame jodna padega

sprao534: correction :[1-2sinx cosx] ^2 =1+4sin^2 x cos^2 x-4 sinx cosx

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