Posted by **Tammy** on Monday, August 9, 2010 at 5:13pm.

Explain how to solve a quadratic equation using the quadratic formula.

- Algebra -
**Anonymous**, Monday, August 9, 2010 at 5:20pm
youtube[dot]com[forwardslash]watch?v=s80J2dAUUyI

- Algebra -
**Ms. Sue**, Monday, August 9, 2010 at 5:34pm
http://www.youtube.com/watch?v=s80J2dAUUyI

- Algebra -
**jessica**, Saturday, February 16, 2013 at 5:05am
first identify your a,b and c.don't forget the signs.then simply substitute in the formula which is;

x=-b plus or minus square root of b^2 - 4ac,everything over 2a.btw the root is for everthing execpt the -b and 2a

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