Question

Factorise ab-by-ay+y2 *​

Answer 1

Step-by-step explanation:

ab-by-ay+y²

y²+ab-by-ay

y²-by+ab-ay

y(y-b)+a(b-y)

y(y-b)-a(y-b)

(y-b)(y-a)

Answer 2

Answer:

correct answer is (a-y) (b-y)

Step-by-step explanation:

ab-by-ay+y²

=b(a-y)-y(a-y)

=(a-y)(b-y)