Question

Find the domain of the following:

g(t)=log(t+2)

f(t)= 5.5e^t

Answer 1

g(t): Since logs are not defined for 0 or negative numbers, t+2 > 0
Therefore t > -2
The domain is all numbers greater than -2.

f(t): t can be any positive or negative number. The domain is all real numbers