Math, asked by fghrotdetoxftYao, 1 year ago

Solve Q19 please solve it step by step and clearly

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Answers

Answered by ishwarsinghdhaliwal
3
= x^3+6x^2+12x+16
= x^3+6x^2+12x+8+8
= x^3+3×2x^2+3×2^2 x +2^3 +8
=(x+2)^3+2^3
=(x+2+2)[(x+2)^2-2(x+2)+4]
=(x+4)[(x^2+4x+4-2x-4+4)]
=(x+4)(x^2+2x+4)
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