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April 16, 2014

April 16, 2014

Posted by **katty** on Sunday, November 27, 2011 at 1:38pm.

- algebra -
**Anonymous**, Sunday, November 27, 2011 at 2:20pmThe x-intercept is a point in the equation where the f ( x ) -value is zero.

4 x ^ 2 - 4 = 0

4 x ^ 2 = 4 Divide both sides with 4

x ^ 2 = 1

x = sqrt ( 1 )

x = + OR - 1

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