Subtract : 8pq - 9pq2
+7p2
q +3 from
9p2
q -pq2
+10pq +7
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2
Answer:
2p²q+8pq²+2pq+4
(or)
p²q+4pq²+pq+2
Step-by-step explanation:
=9p²q-pq²+10pq+7 -(8pq-9pq²+7p²q+3)
=9p²q-pq²+10pq+7-8pq+9pq²-7p²q-3
=9p²q-7p²q-pq²+9pq²+10pq-8pq+7-3
=2p²q+8pq²+2pq+4
(or)
p²q+4pq²+pq+2
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