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21 June, 14:54

What is the product of 3a + 5 and 2a2 + 4a - 2?

A=6a3 + 22a2 + 14a - 10

B=6a3 + 22a2 + 26a - 10

C=18a3 + 10a2 + 14a - 10

D=28a3 + 14a - 10

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Answers (1)
  1. 21 June, 16:02
    0
    Hello,

    (3a+5) (2a²+4a-2) = 6a^3+10a²+12a²+20a-6a-10

    =6a^3+22a²+14a-10

    Answer A
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