Assume that height is a function of age and that $H=f(a)$ is the average height (in inches) for females in the US at age $a$ years. What is a reasonable domain for $H=f(a)$ ?
A) $0 \leq a \leq 100$
B) $0 \leq H \leq 100$
C) $18 \leq a \leq 68$
D) $18 \leq H \leq 68$

Question

Quizplus · Accepted Answer

The domain for $H=f(a)$ should cover the ages from birth to the maximum lifespan, so $0 \leq a \leq 100$ is reasonable.

Assume That Height Is a Function of Age and That H=f(a)H=f(a)H=f(a)

Assume That Height Is a Function of Age and That $H=f(a)$