Factor completely: 2a2 + a − 28

asked Feb 9, 2018 189k views

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4 votes

The answer is (2a-7) (a+4)

Corey Cole answered Feb 10, 2018

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(2a-7)(a+4)
2a(a) + 2a(4) + (-7)(a) + (-7)(4)
2a^2 + 8a -7a - 28
Combine like terms
2a^2 + a -28

Paxwell answered Feb 14, 2018

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