If the volume of a sphere is units³, what is its radius?
Options
A
3 units
B
4 units
C
5 units
D
6 units
Answer & Analysis
Answer
C
Analysis
Question Analysis
This question focuses on working backwards from the given volume of a sphere to find its radius.
The main task is to manipulate the volume formula algebraically.
Key Concept Explanation
Starting with the volume formula , when the volume is known, we need to isolate by performing inverse operations.
This involves dividing both sides of the equation by the non - terms () and then taking the cube - root to find the value of .
Step-by-Step Solution
1. Set up the equation .
2. Divide both sides of the equation by .
Since , the terms cancel out, and
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