November 26, 2015

Homework Help: algebra

Posted by jenn on Tuesday, June 28, 2005 at 12:04am.

: In case of a quadratic function, why are there two x-intercepts and one y-intercept?

Let's say x^2 = y, which is a quadratic function.

For every value of y, there are two possibilities for x.

For example, if y is 4, x can either be 2 or -2.

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