Ii. Multiple Choice: Choose The Letter Of Your Answer. Write It On The Space Before The Number., ___

II. Multiple Choice: Choose the letter of your answer. Write it on the space before the number.

____5. Which of the following is not a special product?
a. (a + b) (a – b) b. (a + b)
2
c. (a2 + a – 5)2

d. (a + b) (a – b +3)

____6. What is the missing term in the product of (x – 5)2 = x2 – 10x +____.
a. 7 b. 10 c. 20 d. 25
____7 .The expression (x + y)3

is identical to

a. x3 + y3

b. (x + y) (x2 – xy + y2

) c. x3 + 3x2y + 3xy2 + y3

d. (3x + 3y)

____8. The product of (5x + 7y) and (5x – 7y) is
a. 25x2 – 70xy – 49y2 b. 25x2 + 70xy – 49y2

c. 25x2 + 49y2

d. 25x2 – 49y2

____9. Which of the following gives the product of x2 – 4?
a. (x + 2) (x – 2) b. (x – 2)2

c. (x – 2)3

d. (x + 2)2

____10. The expressions (4y3 + 9y2
)
2 equals

a. 16y6 + 81y – 4 c. 16y6 + 36y5 + 81y4
b. 16y6 + 72y5 + 81y4 d. 16y6 + 26y5 + 81y4
____11. The product of (1/3a -4b) (1/3 +4b) is
a. 1/9a2 – 16b2

b. 1/9a – 1/16b c. 1/6a2 – 10b2

d. 1/6a – 10

____12. The expression (x – 3)3

is identical to

a. x3 – 27 b. (x – 3) (x2 – 3x + 9) c. (x + 3) (x2 – 6x + 9) d. x3 – 9x2 + 27x – 27
____13. Which of the following gives the product of 27a3 – 54a2b + 36ab2 – 8b3?
a. (3a + 2b)3 b. (3a – 2b)3

c. (3a2 + 6b – 2)3

d. (3a3 – 2b3
)
3

____14. What is the missing term in (5x – ___)2 = 25x2 – 30xy + 9y2 ?
a. 3y b. 3y2

c. 6y d. 6y2

____15. Which of the following has the product of 9x2 – 12x +4?
a. (3x – 2)2

b. (3x +2)2

c. (3x – 2)(3x + 2) d. (3x + 2)3
____16. What is the missing factor of (7x – 8y) (______) to get the product of 49x2 – 64y2?
a. 7x – 8y b. -7x – 8y c. 7x + 8y d. -7x + 8y
____17. Which of the following has a product of 4d2 + 16f2 + g

2 + 16df + 4dg + 8fg?

a. (2d + 4f + g)3

b. (2d + 4f + g)2

c. (2d + 4f – g)2

d. (2d + 4f – g)3

____18. What is the first term in the product of (3x + 2y – z)2?
a. 6x b. 3x2

c. 9x2

d. 6x2

____19. Which of the following is a cube of binomial?
a. (2x3 + y
3
) b. (2x3 – y
3
) c. (2x + y + z)3

d. (2x + y)3

____20. Which of the following is a perfect square trinomial?
a.
4
2
y  b.
81 2
y  c.

16 64 2
y  y  d.

10 25

 

5.B.

6.D.

7.C

8.A.

9.A.

10.D.

11.B.

12.C.

13.C.

14.A.

15.B.

16.D.

17.B.

18.C.

19.A.

20.B.