Math, asked by joscreation1985, 2 months ago

Factorise
a) 121a2 - 14462
b) y2 - 7y + 12

Answers

Answered by rajeebsc001

0

Answer:

(b) y²-7y+12=0

y²-4y-3y+12 = 0

y(y-4)-3(y-4) = 0

(y-3) (y-4) = 0

y = 3,4

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