The value y is a function of x if for each element x in the domain, there is/are how many value(s) of y in the range?
a. zero
b. exactly one
c. a finite number
d. an infinite number

Evaluate the given expression if m=45 |-3m|

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm2. what is the area of the second triangle?

Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days