Answer:
6 feet
Step-by-step explanation:
Volume = w × h × l
120 = 4 × 5 × l
l = 120 / 20
l = 6 ft
CD in the middle
have a nice day sir/maam
Answer:
The roots are
, which is given by option C.
Step-by-step explanation:
Solving a quadratic equation:
Given a second order polynomial expressed by the following equation:
.
This polynomial has roots
such that
, given by the following formulas:



In this question, we have that:

Which is a quadratic equation with
. So



So the roots are
, which is given by option C.