3 years ago

The function f(x) varies directly with x and f(x) = 12 when x = ¼. What is f(x) when x = 1/8?

Mathematics

1 answer:

Alexxandr [17]3 years ago

3 0

Answer:

Step-by-step explanation:

f(x) = kx where k is a constant

Plugging in the given values:

12 = k * 1/4

48 = k

So the relation is

f(x) = 48x

So when x = 1/8

f(x) = 48 * 1/8 = 6.

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