Multiply (7x + 9y) by (6x – 8y).
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Answer:
42x² + 110xy + 72 y²
Step-by-step explanation:
( 7x + 9y ) ( 6x +8y )
{ (7x×6x) + (7x)×(8y) + (9y)(6x) + (9y)(8y) }
42x² + 56xy + 54xy + 72y²
42x² + 110xy + 72 y²
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