For which pair of functions f(x) and g(x) below will the limit as x goes to infinity of the quotient of f of x and g of x equals 0? f(x) = ex; g(x) = x3
f(x) = x5; g(x) = ex
f(x) = x3; g(x) = ln(x)
f(x) = x−2; g(x) = e−x