Question

(xy + 9y + 2) and (xy – 3)

Answer 1

x^2y^2 +9xy^2-xy-27y-6

Explanation:

(xy+9y+2) (xy-3)

Each term of second bracket will be multiplied with the terms of first bracket

= xy(xy+9y+2) -3(xy+9y+2)

= x^2y^2+9xy^2+2xy-3xy-27y-6

=x^2y^2+9xy^2-xy-27y-6