4. Choose the expression for the volume of the figure:
A. X.p
B. x + y
C. x + y
D. X-Y

5. What are the factors of the answer in #5? A. (x + y)(x2 - xy + y2)
C. (x + y)(x2 - xy - y2)
B. (x - y)(x2 - xy - y)
D. (x - y)(x2 + xy + y)

6. Which expression has the factors (2d + 5) and (4d2 - 10d + 25)?
A. 8d3 + 125
B. 8d2-25
C. 27d3 + 125
D. 27d3 - 125

7. Which is NOT the factor of 81m3 - 3?
A 3
B.(3m - 1)
C. (9m2 + 3m + 1)
D. (9m2 - 3m + 1)

8. Choose the correct factors of 81 - 375b3? A. 2(3-5b)(6 + 15b +25b)
C. 2(9 - 5b)(9 + 15b +25b2)
B. 3(3-5b)(9 + 15b +25b2)
D. 3/3 - 5b)(9 - 15b +25b)

9. Which is the binomial factor of 256x3 - 50073?
A. (4x - 5y)
C. (16x - 25y) B. (x - y)
D. (64x - 125y)

10. The volume of a rectangular prism is x + 64. Which is one of its dimensions?

A. (x2 - 4x - 16)
C. (x2 - 4x + 16)
B. (x2 + 4x + 16)
D. (x2 + 4x - 16)​