1. Which of the following expressions is equivalent to (3x)"?
a. 6x
.c..9x
b. 6x2
d. 9x2
2. Which of the following expressions is equivalent to (x - 3)$?.
a. x3 - 9
c. (x-3)(x - 3)(x-3)
b. x3 - 27
d. 3x
3. What is the product when you simplify 5x (4x + 3)?
a. 20x2 + 15%
c. 35x2
b. 20x + 3
d. 5x + 7x
4. Which of the following is the simplified form of the expression
4x2 + 5x 52- 3x-79
a. 6x15
'c. 4x2 + 2xg
b. 4x2 + 2x + 5
d. 12x - 9
5. What is the product when you multiply '(- 4x)(-3x)?
a. 12x
b. 12x
d. -12x2
c. 7x​