Working together, jaidee and jose can sweep a porch in 6.96 minutes. had he done it alone it would have taken jose 13 minutes. how long would it take jaidee to do it alone?

Use the matrix-column representation of the product to write each column of ab as a linear combination of the columns of a.

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

Solve the system of equations. y= 2x y= x^2 - 15