Abasketball player through the ball vertically in the air. the height h of the ball after time t is given by the quadratic function h(t) = -5t+7t. how high in the air does the ball go?

Which of the following contains a variable?

A50% increase followed by 33 1/2% decrease

Sketch the vector field vector f( vector r ) = 8vector r in the xy-plane. select all that apply. the length of each vector is 8. the lengths of the vectors decrease as you move away from the origin. all the vectors point away from the origin. all the vectors point in the same direction. all the vectors point towards the origin. the lengths of the vectors increase as you move away from the origin.