3x + 12/x + 4

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asked May 21, 2013 by anonymous
how to you work this

1 Answer

0 votes
answered May 22, 2013 by anonymous
3x +(12/x) +4=0

3x^2 +12+4x=0

or 3x^2 +4x +12=0

quadratik equashun giv

b^2-4ac=-128, so root(-128)=+-11.313708499i

roots: -0.6666666666 +1.885618083164 i

& -0.66666666666 -1.88....i
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