Answer:
3
Step-by-step explanation:
If y varies directly with x, we have:
When y=12, x=4
Substituting these values into the equation
12=4k
k=12/4
k=3
The constant of proportionality is 3.
Why does x^2 = 64 have two solutions but x^3 = 64 only has one?
1 answer:
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