For each of the expressions -2+6, -(2+6), -2-6, -(2-6) draw a number line and plot the expression on the number line

Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2

How do newtons third law of motion demonstrates on a rollar coster

If you were constructing a triangular frame, and you had wood in the length of 4 inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood?