When graphing rational functions, how do I know which directions the graphs go?
Example, for equation y = 9/x - x, how would you graph this?
Also, why is the horizontal asymptote for f(x)= 2+x / x-7 is 1 instead of 0?
Example, for equation y = 9/x - x, how would you graph this?
Also, why is the horizontal asymptote for f(x)= 2+x / x-7 is 1 instead of 0?