Question

i mark as a brainlist ques no.1(2)

Answer 1

done kudos bro.......

Answer 2

(7p-3q)(2p+5q)

=7p(2p+5q)-3q(2p+5q)

=14p^2+35pq-6pq-15q^2

=14p^2-15q^2+29pq

Hope it helps you