F(x) = 4x − 12

f−1(x) =
x +

An equation where variables are used to represent known values—function notation true or false

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

Tell whether the two rates form a proportion