samanthamertens
samanthamertens
24-02-2017
Mathematics
contestada
Factor completely: 2a2 + a − 28
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alkhalidisara
alkhalidisara
24-02-2017
(2a-7)(a+4)
2a(a) + 2a(4) + (-7)(a) + (-7)(4)
2a^2 + 8a -7a - 28
Combine like terms
2a^2 + a -28
Answer Link
laylay523
laylay523
24-02-2017
The answer is (2a-7) (a+4)
Answer Link
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