simplify: (3m+9) (5m-7)
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Answered by
1
Answer:
(3m+9) (5m-7)
3m(5m-7) + 9 (5m-7)
15m^2-21m+45m-63.
Step-by-step explanation:
Answered by
4
Answer:
( 3 + 9 ) ( 5 − 7 )
= 3 ( 5 − 7 ) + 9 ( 5 − 7 )
= 3 ( 5 − 7 ) + 9 (5 − 7 )
= 1 5 ² − 2 1 + 9 ( 5 − 7 )
= 15m2−21m+45m−63
So,
Answer will be
⇒ 1 5 ² + 2 4 − 6 3
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