The pont ( -3,-5 ) is on the graph of a function. which equation must be true regarding the function?

When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3

Can someone tell me if this is perpendicular? !

What’s the volume of the triangular prism?