A mirror with a parabolic cross section is used to collect sunlight on a pipe located at the focus of the mirror. The pipe is located 2 inches from the vertex of the mirror. Write an equation of the parabola that models the cross section of the mirror. Assume that the parabola opens upward.

Question

(1 point)
Responses

y = negative one fourthx2
y = Image with alt text: negative one fourth x 2

y = – x2
y = – Image with alt text: x 2

y = x2
y = Image with alt text: x 2

y = x2

Answer 1

The correct equation is y = x².