1. Which of the following polynomials is in standard form?

-8 - x + 3x2 + 5x3
5x3 - x + 3x2 - 8
3x2 + 5x3 - x - 8
5x3 + 3x2 - 6x - 8
2. x - 1 + (6x + 5)

6 x2 - 5
7x + 4
7x + 6
6x - 4
3. 3x2 + x - 1 - (3x2 -7 x - 1)

6x2- 6x - 2
8x
6x - 2
8x + 2
4. 5x3 - 3x2 - 1 + (2x2 + x - 3)

5x3 - x2 + x - 4
4x7 + x - 4
5x3 + x2 + x -2
5x3 - x4 + x - 4
5. Remove the parentheses and simplify:

6x - (2x - 3)

-4x + 3
-12x - 3
4x - 3
4x + 3
6. Simplify: a3 - 4a2 - 5 - (2a3 + 3)

a3 - 4a2 - 8
-a3 - 4a2 -8
-5a3 -2
-3a3 - 4a2 - 2
7. Simplify: (9x3)(2x4y)

11x7y
18x7y
18x12y
18xy
8. Multiply: x(3x - 4)

3x2 - 4
4x - 4
3x2 - 4x
3x2 + 4x
9. Multiply: -3a2b(2a2b3- 3a)

-6a4b4+ 9a3b
-6a4b3+ 9a3
-6a4b6+ 6a3b
-5a4b34- 6a3b
10. Multiply: (x - 7)( x - 2)

x2 - 5x + 14
2x - 9
x2 - 9x + 14
x2 + 9x - 14
11. (5x + 2)(3x - 4)

15x2 - 26x - 8
15x2 - 8
8x - 2
15x2 - 14x - 8
12. (2x - 7)2

4x2 + 49
4x2 - 28x + 14
4x2 - 49
4x2 - 28x + 49
13. Multiply: (x + y)(x - y)

x2 + y2
x2 + 2xy - y2
x2 - y2
x2 - 2xy + y2
14. Multiply: (2a+ 3b)(2a - 3b)
4a2 - 12ab - 9b2
4a
4a2 + 9b2
4a2 - 9b2
15. Multiply: (2x - y)(4x - 3y)

8x2 - 10xy + 3y2
8x2 - 10xy - 3y2
8x2 + 10xy - 3y2
6x2 - 10xy + 3y2
16. Divide:

9x2y2z2
-9x6y8z4
-9x2y2z3
-9x2y2z2
17. Divide:

-5ab2
-5ab2c
-5ab3
-5a9b4c4
18. Divide:
3x4- 4x2
3x4+ 4x2
3x - 4
3x5- 4x
19. Divide:

x4- 2x + 3x
x8- 2x5+ 3x2
x4- 2x + 3
x4+ 2x+ 3x
20. Divide:
4x3y4+ 3x2y - 1
4x4y5+ 3x3y - xy
4x3y4+ 3x2y - xy
4x3y4+ 3x2y + 1
   
   

 


 


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Quiz #5
Polynomials