Math, asked by abhishekrock1008, 2 months ago

(sinx +cos x)³ + (sinx-cosx)³ =?​

Answers

Answered by snehasajianto20
0

Answer:

2sinx(sin^{2}x +3cos^{2}x)

Step-by-step explanation:

(sinx + cosx)^{3} + (sinx - cosx)^{3} \\sin^{3} x +3sin^{2}xcosx + 3sinxcos^{2}x + cos^{3} x +  sin^{3} x -3sin^{2}xcosx + 3sinxcos^{2}x- cos^{3} x\\2sin^{3} x +6sinxcos^{2}x \\2sinx(sin^{2}x +3cos^{2}x)\\

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