Which of the following is a direct proportion?
A. y=7x
B. y=x+7
C. y=7x−7
D. y=7

Analyze the graph of the cube root function shown on the right to determine the transformations of the parent function. then, determine the values of a, h, and k in the general equation.

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?

Y+ 2/y is it a polynomial in one variable or not? and if so, why?