400
Using f(x)= (2x-1)/x find the x-intercept, y-intercept, vertical asymptote, and horizontal asymptote, and test intervals with signs
y-intercept:NONE
x-intercept: (.5,0)
vertical asymptote: 0
horizontal asymptote: y=2
Test intervals:
(-inf,0): +
(0,.5): -
(.g, inf): +