I am sure you meant
f(x) = 3/(x+1)
http://www.wolframalpha.com/input/?i=plot+y+%3D+3%2F%28x%2B1%29+%2C+y+%3D-2x-4
look at the 2nd graph, the vertical blue line is an anymptote
Sketch the graphs of f(x)=3overx+1 and g(x)=-2x-4 on the same set of axes
1 answer