SOLUTION: hello please help me factor {{{2x^2-9}}}

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Question 160658: hello please help me factor 2x%5E2-9
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
2X^2-9
uSING THE QUADRATIC EQUATION WE GET:
x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+
X=(0+-SQRT[0^2-4*2*-9])/2*2
X=(+-SQRT72)/4
X=(+-8.4853)/4
X=+-2.12 ANSWER.