Give a polar equation for the curve whose graph is a vertical line that passes 3 units to the right of the origin.
A parabolic reflector has a width w=20 feet and a depth d =4 feet. how far from the center will the focal point be?
See attached for third question© BrainMass Inc. brainmass.com March 4, 2021, 7:42 pm ad1c9bdddf
This shows how to give a polar equation for a given curve, determine the focal point of a parabolic reflector, and find the vertices of a hyperbola.