Tell whether the relation is a function. Explain.

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?