What function's domain consists of all real numbers greater than 3
a): f(x) =3x
b): f(x) =square root x
c): f(x)= 3x+4
d): f(x) = 1/square root x-3

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

Ineed to know the answer to this algebra question.

Mr.zimmerman invested $25,000 in an account that draws 1.4 interest, compouneded annually. what is the total value of the account after 15 years