Question

factorise y(y-3) +7(y-3) video ma answer dena plz​

Answer 1

Answer:

y(y-3) +7(y-3)

y² -3y +7y -21

y² + 4y -21

y² +7y - 3y - 21

y(y + 7) - 3(y + 7)

(y-3), (y+7)

y=3, y= -7

Step-by-step explanation:

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