Answer:
[tex]j = k {l}^{3} [/tex]
where k is the constant of variation.
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Learn more about direct variation:
DIRECT VARIATION
There is direct variation whenever a situation produces pairs of numbers in which their ratio is constant.
The statements:
- “y varies directly as x”
- “y is directly proportional to x”
- “y is proportional to x”
may be translated mathematically as y=kx where k is the constant of variation.
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