## Related questions with answers

Question

For the formula in the following Exercise, is y directly proportional to x ? If so, give the constant of proportionality.

$y=\sqrt{5 x}$

Solution

VerifiedAnswered 1 year ago

Answered 1 year ago

Step 1

1 of 3Two dependent values are directly proportional if their quotient is constant. For direct proportionality we use the following formula:

$Q=kt$

where $Q$ and $t$ are two variables and $k$ is the constant of proportionality. The value of the variables increases or decreases at the same time.

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