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MathTran Document Editor As PDF Help

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The quadratic equation $$ ax^2 +bx + c = 0 $$ has solutions $$x = \frac{-b \pm \sqrt{b^2 -4ac}}{2a}$$ provided $a \ne 0$. Blank lines separate paragraphs. Use dollar and double-dollar to delimit in-line and display mathematics.

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