Question

(5p2+3q2-pq)-(4pq-5q2-3p2)

Answer 1

5p2+3q2-pq-4pq+5q2+3p2
=8p2+8q2-5pq

Answer 2

hi theertha,

$5 {p}^{2} + 3 {q }^{2} - pq + - 4pq + 5 {q}^{2} + 3 {p}^{2} \\ 5 {p}^{2} + 3 {p}^{2} + 3 {q}^{2} + 5 {q}^{2} - pq - 4pq \\ answer \: is \: 8 {p}^{2} + 8 {q}^{2} - 5pq$
hope this answer helps you
plz mark it as brain list answer