Expand and simplify (3a+2)(4a+5)

asked Mar 6, 2018 13.3k views

2 votes

by Wenji

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1 vote

(3a+2)(4a+5) ......expand

12a^2+15a+8a+10 .......group like terms 15a + 8a

12a^2+23a+10 ....this s the answer!

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4 votes

(3a+2)(4a+5)
(3a+2)(4a+5)
(3a)(4a)+(3a)(5)+(2)(4a)+(2)(5)
12a^2+15a+8a+10
=12a^2+23a+10

Jlapoutre answered Mar 11, 2018

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