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Factorize polynomial: y^{3}+13 y^{2}+31 y-45 given that (y+9) is a factor

Option: 1

(x-1)(x-5)(x+9)


Option: 2

(y+1)(y+5)(y+9)


Option: 3

(y+1)(y-5)(y+9)


Option: 4

(y-1)(y+5)(y+9)


Answers (1)

 

 

Quadratic Polynomial Part 2 -

-

y^{3}+13 y^{2}+31 y-45

Using Long Division Method

(y+9)(y^{2}+4 y-5)

(y+9)(y^{2}+5 y-y-5)

(y+9)(y+5) (y-1)

Posted by

Kshitij

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