When you ___ , ___ or polynomials, they are which means the exponents are positive whole numbers

Read the equations in the table below. then drag a description of the situation and a table to represent each equation. indicate whether each of the relationships is proportional or non-proportional.

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?

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?