Math, asked by mitrasreekandan, 7 months ago

factroisation , x³+13x²+32x+20​

Answers

Answered by mahi735
4

Answer:

Step-by-step explanation:

Let be put x= -2.

f(-2) = -8+52-64+20

Hence we get 0 of the equation f(-2).

Then 1 factor of this is (X+2).

So, now we have to find 2 more factors of it therefore we will give X+2 three times.

We now find the equation x³+13x²+32x+20 with the help of X+2.

X²(X+2) + 11x (X+2) +10 (X+2)

Here X+2 is common so we take out X+2.

(X²+11x+10) (X+2)

Then we find the factor of (x²+11x+10)

(x²+x+10x+10) (X+2)

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

(X+1) (X+2) (X+10)

Hence the answer in front of you.

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