document.write( "Question 443312: What is the quadratic equation? \n" ); document.write( "

Algebra.Com's Answer #305784 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

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A quadratic equation is an equation involving the 2nd power, but no higher power,
\n" ); document.write( "of an unknown. The general form a^2 + bx + c = 0 (a, b, and c are known; x is
\n" ); document.write( " unknown) (a does not = 0). There are three ways to solve this kind of equation for x.
\n" ); document.write( "One way is to factor the left hand side, one is completing the square, and the
\n" ); document.write( "third is using the quadratic formula: $\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"$ \r
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