n3atalMCarie n3atalMCarie

30-07-2016
Mathematics

Answered

Expand and simplify:. . (3a – 2)(4a + 5). . A.. 12a2 + 23a + 10. . B.. 12a2 – 10. . C.. 12a2 – 7a – 10. . D.. 12a2 + 7a – 11

Verified Answer :

texaschic101 texaschic101

30-07-2016

(3a - 2)(4a + 5) = 12a^2 + 15a - 8a -10 = 12a^2 + 7a - 10

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Hussain514 Hussain514

03-08-2016

(3a – 2)(4a + 5)
3a (4a + 5) - 2 (4a + 5)
12a^2 +15a-8a-10
12a^2-7a-10

Answer Link

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