Consider the following sets:
u = {points on the coordinate plane}
a = {solutions to the equation y = 2x + 5}
b = {points on the line y = mx}
for what value of m does a ∩ b = ∅?
m =

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

Atoy company is considering a cube or sphere-shaped container for packaging a new product. the height of the cube would equal the diameter of the sphere . compare the volume to surface area ratios of the containers. which packaging will be more efficient? for a sphere, sa =4πr²