Which of the following results in the difference of two squares? a. (7x - 3y)^2

b. (4x - 9y)(4x - 9y)

c. 5x^2(4x - 3)

d. (2x + 8y)(2x - 8y)

What is the rotational symmetry of a wheel

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

Af jewelry box is in the shape of a rectangular prism with an area of 528 cube inches. the length of the box is 12 inches and the height is 5 1/2 inches. what is the width of the jewelry box