Let u = <7, -3>, v = <-9, 5>. Find 4u - 3v

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis.y = 7ex, y = 7e^-x, x = 1; about the y-axis