Posted by kate on Sunday, November 18, 2007 at 11:39am.
x^2+(1/2)=3/4 should say
x^2+(1/2x)=3/4 also in the line that follows that you left out the x in the second term
to avoid problems with order of operation, write your final answer this way
x=(-1+-sqrt 13)/4 the way you have it only the square root term would be divided by 4
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