Which ordered pair (x, y) could be substituted in the relation so that the relation is a function?

{(4,5), (-2, 7),(6, 6), (-4, 7), (x, y)}

A. (-4,3)
B. (-3,0)
C. (4,- 1)
D. (6,-2)

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm