Question

add .
$2 {p}^{2} {q}^{2} - 3pq + 4 \: and \: 5 + 7pq - 3 {p}^{2} {q}^{2}$
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Answer 1

Answer:

-p²q² +4pq +9

Step-by-step explanation:

5+7pq-3p²q² = -3p²q²+7pq+5

2p²q² -3pq +4

-3p²q²+7pq +5

-p²q² +4pq +9