Question

need help on the attachment

Answer 1

You always need help with an attachment. What's up with that? :D

Answer 2

Bizarre. There's no "x" in the expression

Answer 3

actually that suppose to be a u

Answer 4

I see

Answer 5

lets use l'hospital

Answer 6

OK I get I'hospital rul, but my professor say we need to check for the indeterminate because you can't always use l'hospital rule

Answer 7

okay, then simply plug in the infinity and see what it gives, you it should either be:
0/0, inif/inif, o*inf, inifi-inifi

Answer 8

its infi-infi