Order the group of quadratic equations: y=-4x^2, y=-2x^2, y=-5x^2

Asphere has a diameter of 10 in. what is the volume of the sphere?

What is the scale factor of two similar pyramids with volumes of 64 cubic feet and 8 cubic feet

Four equations are shown below. equation 1: y=2*equation 2: y=2x-5equation 3: y=x2 + 6equation 4: tdentify one linear equation and one nonlinear equation from the list. why each equation you identified is linear or nonlinear. nd one nonlinear equation from the list. state a reasonlinear equation