Question

Cat face e^inf
e^-inf
1/e^x
1/e^-x

Answer 1

e^inf=inf
e^-inf=1/e^inf=1/inf=0
1/e^x=e^-x
1/e^-x=1/1/e^x=1*e^x/1=e^x

Answer 2

[tex]\lim _{x\to \infty \:}\left(e^x\right) =\infty \:\\ e^{-\infty }=\lim _{x\to \:-\infty \:}\left(e^x\right)=0 \\ [/tex]