Determine the equation for a parabola with a vertex of (-1, -32) and a y intercept of -30

If given an equation of a line such as -1/2x+6 how would you create an equation of a line parallel and perpendicula to this line that goes through another point such as (4,10)

Use set builder notation to represent the following set: { -3, -2, -1, 0}

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?