anonymous
  • anonymous
Find the x-intercept and y-intercept of the rational function: f(x) = -2/x^2 - 2x - 3
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
\[\frac{ -2 }{ z^2 - 2x - 3 }\]
Nnesha
  • Nnesha
x-intercept is a point when line intersect x-axis when `y=0` so substitute y f0r 0 to find x-intercept y-intercept is a point where line cross y-axis when `x=0` so substitute x for 0 to find y-intercept
anonymous
  • anonymous
|dw:1442273027252:dw|

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anonymous
  • anonymous
Do I subtract the -2?
Nnesha
  • Nnesha
noyou need to get rid of the denominator at left side
Nnesha
  • Nnesha
how would you cancel out (x-3)(x+1) ?
anonymous
  • anonymous
You could multiply the whole fraction by (x-3)(x+1), they cancel out.
Nnesha
  • Nnesha
yes right so you so you will get -2=0 there isn't x variable so what does taht mean ?
anonymous
  • anonymous
No x-intercept?
Nnesha
  • Nnesha
yes!
anonymous
  • anonymous
I got that the first time! I thought I was wrong though. Thank you for your help!
Nnesha
  • Nnesha
aw good job!

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