What is the least common denominator of the rational expressions below?

2- 7
x2 4x2 + 12x

A. x2(x + 3)
B. x2(x+3)
C. 4x2(x+3)
D. 4x3(x+3)

What is the least common denominator of the rational expressions below 2 7 x2 4x2 12x A x2x 3 B x2x3 C 4x2x3 D 4x3x3 class=