Which expressions are equivalent to the one below? Check all that apply.

16x

A.
(4 • 4)x

B.
4 • 4x

C.
42x

D.
42 • 4x

E.
4x • 4x

F.
4• 42x

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

What is the value of the discriminant, b2 ? 4ac, for the quadratic equation 0 = x2 ? 4x + 5, and what does it mean about the number of real solutions the equation has?

Quadrilateral efgh was dilated with the origin as the center of dilation to create quadrilateral e'f'g'h'. the quadrilateral was dilated using a scale factor of 2.5. the lengths of the sides of quadrilateral efgh are given. what is the length of side f'g'?