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