Question

add the given algebraic expression (a)pq+p^2-q^2,3q^2+2pq-5​

Answer 1

Answer:

(a)pq+p^2-q^2+3q^2+2pq-5

= p ^2 - q ^2 + 3q ^2 + 2pq + pq - 5

= p ^2 + 2q ^2 + 3pq - 5

Answer :- p ^2 + 2q ^2 + 3pq - 5.

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Answer 2

Answer:

$(pq + {p}^{2} - {q}^{2} ) + (3 {q}^{2} + 2pq - 5)$

$(pq + 2pq) - {q}^{2} + 3 {q}^{2} - {p}^{2} - 5$

$3pq + 2 {q}^{2} - {p}^{2} - 5 \: \: \: .$