SOLUTION: Graph the function of f(x) = the quantity of 9 x squared plus 9 x minus 18, all over 3 x plus 6? Also, plot the disconuinty

Algebra ->  College  -> Linear Algebra -> SOLUTION: Graph the function of f(x) = the quantity of 9 x squared plus 9 x minus 18, all over 3 x plus 6? Also, plot the disconuinty      Log On


   

Question 978926: Graph the function of f(x) = the quantity of 9 x squared plus 9 x minus 18, all over 3 x plus 6? Also, plot the disconuinty
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
First,
9x%5E2%2B9x-18=9%28x%5E2%2Bx-2%29
9x%5E2%2B9x-18=9%28x%2B2%29%28x-1%29
and
3x%2B6=3%28x-2%29
So,
%289x%5E2%2B9x-18%29%2F%283x%2B6%29=%289%28x%2B2%29%28x-1%29%29%2F%283%28x%2B2%29%29
%289x%5E2%2B9x-18%29%2F%283x%2B6%29=3%28x-1%29
So the plot is a straight line.
.