2x^2+8x+8=0

25e^2+90e+81=0

The answers should be in x=? x=?

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- Feb 7th 2008, 07:24 PMBelanovaAlgebra factoring equations
2x^2+8x+8=0

25e^2+90e+81=0

The answers should be in x=? x=? - Feb 7th 2008, 08:03 PMcoach2uf
2x^2+8x+8 = 0

2(x^2+4x+4) = 0

x^2+4x+4 factors into (x+2)(x+2)

2(x+2)^2= 0

X = -2

I don't know about the second one. - Feb 7th 2008, 08:04 PMmr fantastic
- Feb 7th 2008, 08:19 PMBelanova
Thanks very much. What about these? :D

48q^2+168q+147=0

147r^2+126r+27=0 - Feb 7th 2008, 08:25 PMmr fantastic
- Feb 7th 2008, 08:33 PMcoach2uf
- Feb 7th 2008, 08:35 PMmr fantastic