Which equations are quadratic functions?(choose all that apply)

Your

x = y2 + 2

y = 4x + 8

y = 2x2 + 6

y = 1/2x squared

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Identify this conic section. x2 - y2 = 16 o line circle ellipse parabola hyperbola