3pq-4pq+5,-10pq,15+9pq+7pq
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Answered by
2
Answer:
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Step-by-step explanation:
addition of 3p²q²-4pq+5 , -10p²q²,15+9pq+7p²q²
=(3p²q²-4pq+5)+(-10p²q²)+15+9pq+6p²q²
= ( 3 - 10 + 6 )p²q² + ( -4 + 9 )pq+5+15
= -1p²q² + 5pq + 20
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Answered by
5
Answer:-
Addition :-
Subtraction :-
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