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October 20, 2014

October 20, 2014

Posted by **ladybug** on Saturday, September 22, 2012 at 4:20pm.

y= x^2 -4

________

X^2 -9

a. there is no intercept

b. the intercept(s) is/are

type the ordered pair, using intergers or fractions

- pre-calculus -
**Steve**, Saturday, September 22, 2012 at 4:51pmy = p(x)/q(x), a fraction. As with all fractions, it is zero when the numerator is zero. So, there are x-intercepts where x^2-4 = 0 (as long as x^2-9 is not also zero)

there is a y-intercept where x=0

that help?

- pre-calculus -
**ladybug**, Saturday, September 22, 2012 at 5:09pmyes that does some. I am having to take this for nursing even when we do not use it. I am having a hard time with this course. Thanks alot!!

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