Find the missing segment , someone help please

I'm so close to finishing all these.

A. use the formula for continuous compounding with the original example: $1000 invested at 2% for 1 year. record the amount to 5 decimal places. use a calculator. b. compare it to the result using the original compound interest formula with n = 365 calculated to 5 decimal places. which has a larger value? explain.

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g