Chapter 14.1, Problem 1E

(a)

To determine

To find: The value of $f\left(-15,40\right)$ and interpret its meaning.

(b)

To determine

To describe: the meaning for $f\left(-20,v\right)=-30$.

(c)

To determine

To find: the value of $T$ which satisfies the equation $f\left(T,20\right)=-49$ and description of the obtained equation

(d)

To determine

To Find: The meaning of the function $W=f\left(-5,v\right)$ and the behavior of the function

(e)

To determine

To Find: The meaning of the function $W=f\left(T,50\right)$ and the behavior of this function