3 years ago

In a direct variation equation, f(x)=6 when x = 4. What is the direct variation equation?

Mathematics

1 answer:

jeyben [28]3 years ago

7 0

Answer:

$f(x) = \dfrac{3}{2}x$

Step-by-step explanation:

The general direct variation equation is

y = kx

Plug in x = 4 and y = 6 and solve for k.

6 = k * 4

4k = 6

k = 6/4 = 3/2

$f(x) = \dfrac{3}{2}x$

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