Let
Determine whether exists.
Any insight is appreciated, thanks.
ok, my first method remains valid, but the lines i chose were silly choices.
again, approach the limit along , you will find that the limit is 3
but approach the limit along , you will find that the limit is 3/5
(i'm so used to approaching the origin, i said to approach along without even realizing that we could never get close to the point by doing that)