Question

Divine 3x^3 + 13x² + 32x+ 20 by x+1 find the
quotient and the reminder.​

Answer 1

Answer:

x³+13x²+32x+20

=(x+1)(x²+12x+20)   [∵, for x=-1, x³+13x²+32x+20=-1+13-32+20=0]

=(x+1)(x²+10x+2x+20)

=(x+1){x(x+10)+2(x+10)}

=(x+1){(x+10)(x+2)}

=(x+1)(x+2)(x+10)

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Answer 2

answer

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