Find an equation for the surface consisting of all points P for which the distance from P to the x-axis is 4 times the distance from P to the yz-plane.

Chose the graph below that represents the following system of inequality’s

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

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.