Question

factorise :- y²+27y-90​

Answer 1

Answer:

$y^2+27y-90\\= \left(y^2-3y\right)+\left(30y-90\right)\\= y\left(y-3\right)+30\left(y-3\right)\\= \left(y-3\right)\left(y+30\right)$

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Answer 2

ANSWER:

(y-3)(y+30)

Step-by-step explanation:

y²+27y-90

y²+30y-3y-90

y(y+30)-3(y+30)

(y-3)(y+30)

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