Homework Help: Algebra

Posted by Marysvoice on Monday, February 4, 2008 at 8:13am.

Which is the easiest way to figure a quadratic equation; graphing, quadratic formula, completing a square and factoring?

Algebra - drwls, Monday, February 4, 2008 at 8:37am
Quadratic formula, unless it can be factored easily by inspection. Graphing takes too long, but is sometimes the only convenient way to solve cubic and higher order equations.
- percentage - atul, Monday, February 4, 2008 at 10:49am
  find the number which when increased by 30% becomes 39

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