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| August 30, 2017

Question

1.

Add.

(9a3 + 3a2) + (5a3 + 6a2)

A) 14a6 + 9a4

B) 23a5

C) 14a3 + 9a2

D) 23a10

2.

Add.

(-9 + 3n6 + 3n5) + (2n6 + 5n5 + 6)

A) 5n6 + 8n5 – 3

B) 10n11

C) 5 + 8n6 – 3n5

D) -7n6 + 8n5 + 9

3.

Add.

(9 + 8×2 + 9×4 – 7×3) + (-2×3 + 2×2 + 2 + 5×4)

A) 14×4 – 9×3 + 10×2 + 11

B) 7×4 + 7×3 + 11×2 – 2

C) 15×18 + 11

D) 14×8 – 9×6 + 10×4 + 11

4.

Subtract.

(-8a3 – 14a2) – (-14a3 – 18a2)

A) 6a3 – 32a2

B) -22a3 – 32a2

C) 6a3 + 4a2

D) 10a5

5.

Subtract.

(8n7 + 2n6 + 17) – (5n6 + 5n7 + 15)

A) 3n7 – 3n6 + 32

B) 3n7 + 7n6 + 32

C) 2n13

D) 3n7 – 3n6 + 2

6.

Perform the indicated operations.

(4×2 + 5) – (2×2 – 6) + ( 4×2 – 10x)

A) 10×2 + 10x – 1

B) 6×2 – 10x + 11

C) 10×2 – 10x + 11

D) 6×2 – 10x – 1

7.

Perform the indicated operations.

(5s2 – 3s) – (2s2 – 7s) + ( 5s2 – 6)

A) 8s2 + 4s – 6

B) 8s2 -10s – 6

C) 12 s2 -10s – 6

D) 12 s2 + 4s – 6

8.

Multiply.

(4m2)(5m4)

A) 20m

B) -20m6

C) -20m

D) 20m6

9.

Multiply.

4(5x)

A) 20

B) 20x

C) 9x

D) 9

10.

Multiply.

-12x(6x – 11)

A) 60×2

B) -72×2 + 132x

C) 6×2 + 132x

D) -72×2 – 11x

11.

Multiply.

-8×5(11×3 + 6)

A) -136×5

B) -88×8 + 6

C) -88×8 – 48×5

D) -88×3 – 48

12.

Multiply.

-8×2(-10×4 + 9×3)

A) 8×2

B) 8×6 + 8×5

C) 80×6 – 72×5

D) 80×6 + 9×3

13.

Multiply.

(x + 6)(x – 6)

A) x2 – 36

B) x2 – 12x – 36

C) x2 – 12

D) x2 + 12x – 36

14.

Multiply.

(2x – 7)(x – 4)

A) x2 – 15x + 50

B) x2 + 28x – 15

C) 2×2 – 15x + 28

D) 2×2 + 50x + 28

15.

Multiply.

(2x + 9)(2x – 9)

A) 4×2 – 36x – 81

B) 2×2 – 36x – 81

C) 4×2 + 36x – 81

D) 4×2 – 81

16.

Factor.

4×2 + 33x + 35

A) (4x + 5)(x + 7)

B) (x – 28)(x + 7)

C) (x + 5)(x + 7)

D) (4x – 28)(x + 7)

17.

Factor.

4×2 – 25x – 56

A) (x – 7)(x – 8)

B) (x + 4)(x – 8)

C) (7x + 4)(x – 8)

D) (4x + 7)(x – 8)

18.

Factor.

6×2 – 53x + 40

A) (5 – 6x)(6x – 5)

B) (x – 8)(6x – 5)

C) (6x + 35)(6x – 5)

D) (x + 8)(6x – 5)

19.

Factor.

y2 – 64

A) (y + 64)(y – 64)

B) (y + 8)(y – 8)

C) (y2 + 8)(y2 – 8)

D) (y – 8)(y – 8)

20.

Factor.

x2 + 16x + 64

A) (x + 8)2

B) (x + 8)(x – 8)

C) (x – 8)2

D) Prime

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