(7+3ab)(7-3ab) find its product
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Answered by
1
Answer:
(7+3ab)(7-3ab)
=7(7-3ab)+3ab(7-3ab)
=49-21ab+21ab-9ab
=49-9ab
Answered by
0
Answer:
- 49-21ab+21ab-9a^2b^2
- 49-9a^2b^2
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