Answers

2014-06-06T20:52:49+08:00
First equate to zero

[tex]4x^{2}+38x=-1032[tex]
2x+19=-516
2x=-516-19
2x=-535
x=-267.5

I'm not sure on this answer..sorry
1 5 1
2014-06-06T21:38:12+08:00

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4 x^{2} +38x-1032=(2x-24)(2x+43)=0


So one of the factors is equal to 0

If 2x-24=0
2x=24
x=12

If 2x+43=0
2x=-43
x=-21.5

Therefore x=12 or 21.5


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