Question

ch 14 factorisation class 8

Answer 1

z - 7 + 7xy - xy
-xy(-7 + z) z - 7
Ans = (z-7) (-xy + 1)

Hope This Helps!

Answer 2

Taking common,

z-7-xyz+7xy

1(z-7) -xy(z-7)

(1-xy) (z-7)


I hope this much will help you