Question

in a rational function, as x approaches + infinity, what does y=?
and as x approaches - infinity what does y=?

Answer 1

divide each term by the greatest power of x

Answer 2

what?

Answer 3

so you have a function like (5x^3 + 3x^2 + 2x +7) / (x^2 +20) you divide each term by the greatest power of x which is x^3 and you get 5/0 = infinity

Answer 4

i meant if x reaches + infinity does y reach + or - infinity and if x reaches - infinity does y = + or - infinity?

Answer 5

it depends on the function

Answer 6

:( dang son!