Example 3
Write a polynomial identity that shows how to factor [math]x^2 + 3[/math].
[list=1][br][*]Solve for [math]x[/math] using the quadratic formula.[br][/*][*]Check your answer using square roots.[br][/*][*]Verify the identity by multiplying.[br][/*][/list][br]This applet is provided by Walch Education as supplemental material for their mathematics programs. Visit [url=http://www.walch.com]www.walch.com[/url] for more information.