Question

how to factotise x³+13x²+32x+20 ?​

Answer 1

Answer:

Applying x+1 is the factor bcoz x=-1 is the zero of the polynomial so apply. x+1 as its factor and divide the given polynomial by x+1 you get the quotient in form of ax²+bx+c and split the middle term of the quotient you got and you find two others factors

As you can get all three factors

HOPE ITS HELP YOU

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Answer 2

Step-by-step explanation:

x^3+13x^2+32x+20

x^3+x^2+12x^2+12x+20x+20

x^2(x+1)+12x(x+1)+20(x+1)

(x+1)(x^2+12x+20)

(x+1)(x^2+10x+2x+20)

(x+1)[x(x+10)+2(x+10)]

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