Evaluate the following function at the specified value of the independent variable and simplify.
$$f ( w ) = \frac { - 7 w ^ { 2 } + 20 } { w ^ { 2 } } ; \quad f ( 0 )$$
A) 20
B) 0
C) $- 7$
D) 13
E) undefined

Question

Quizplus · Accepted Answer

When we substitute $w=0$ in the given function, we get $\frac{-7(0)^2+20}{(0)^2}$. This expression has a denominator of $0$, which is undefined. Therefore, the answer is E, undefined.

Evaluate the Following Function at the Specified Value of the Independent