rachelmgunn rachelmgunn

17-06-2015
Mathematics

contestada

The table shows a direct variation.

What is the constant of variation?

x y
2 4.8
4.5 10.8
6 14.4

Respuesta :

kimeto3 kimeto3

17-06-2015

For any direct variation: x=ky so k=x/y
k=4.8/2=2.4
k=10.8/4.5=2.4
k=14.4/6=2.4
Since k is a constant, you get the same value when you use any set of x and y values from the table. I just wanted to show you that.
The constant of variation(k)=2.4

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