Posted by KR on Sunday, March 7, 2010 at 9:04pm.
solve for x:
3(x^2+2)=102

Algebra  Reiny, Sunday, March 7, 2010 at 9:07pm
3(x^2+2)=102
x^2 + 2 = 34
x^2 = 36
x = ±6i , where i is the complex number √1

Algebra  nancy, Sunday, March 7, 2010 at 9:08pm
3(x^2+2)=102
x^2+2=102/3
x^2=342
x=sqrt32
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