Use the function below to find f(-2)
F(x)=3x

B

Step-by-step explanation:

Using the rule of exponents

=

Then

f(- 2) = = = → B

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it