How do you find the constant of variation for a direct variation that includes the given values (2,4)?

1 Answer
Jim G.
Aug 5, 2017

k=2

Explanation:

"for 2 quantities "(x,y)" to be in direct variation then"

•color(white)(x)y=kxlarr" k is the constant of variation"

"to find k use the given condition " (2,4)

y=kxrArrk=y/x=4/2=2

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