anonymous
  • anonymous
i need help!!! Please If f(x)=2x^2-x-6 and g(x)= x^2-4, find f(x)/g(x) Answers: 2x+3/x-2 2x-3/x+2 2x+3/x+2 2x-3/x-2
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
zpupster
  • zpupster
if you factor these one might cancel
anonymous
  • anonymous
I dont get it @zpupster
zpupster
  • zpupster
2x^2-x-6/x^2-4 here we see the denominator is the difference of 2 squares x^2-4= (x-2)(x+2) 2x^2-x-6 what does this factor into?

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anonymous
  • anonymous
umm 3x^2-6? im not good in math at al please dont laugh lol @zpupster
zpupster
  • zpupster
step by step (2x (x
zpupster
  • zpupster
(2x 3) (x 2) we need to find the signs
anonymous
  • anonymous
but dont we have to pair them up @zpupster
zpupster
  • zpupster
(2x -3) (x +2) = 2x^2 + x -6 that is not right so switch the signs (2x +3) (x -2) = 2x^2 - x -6 that is right
zpupster
  • zpupster
(2x +3) (x -2)/(x+2)(x-2) what cancels???
anonymous
  • anonymous
ohh okay i kinda get it now @zpupster
anonymous
  • anonymous
one of the the (x-2) canaels right? @zpupster
anonymous
  • anonymous
cancels*
zpupster
  • zpupster
yes you can see your answer now. I ma sorry I had to leave yesterday.
anonymous
  • anonymous
thank you its okay @zpupster

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