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16 questions
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- 1. Multiple Choice
What is the degree of the function:
f(x) = 6x2 + 4 - 3x4 + 5x - 9x3
1
2
3
4
- 2. Multiple Choice
What is the leading coefficient of the function:
f(x) = 6x2 + 4 - 3x4 + 5x - 9x3
6
3
-3
4
- 3. Multiple Choice
What type of function is:
f(x) = 6x2 + 4 - 3x4 + 5x - 9x3
linear
quadratic
cubic
quartic
- 4. Multiple Choice
A function with degree 3 is called
constant
cubic
linear
quadratic
- 5. Multiple Choice
If f(x) = 4x3 + 5x2 - 3, find f(-2).
-415
-15
-55
-615
- 6. Multiple Choice
Simplify:
(4x3 + 2x2 - 5x - 9) + (-3x3 - 5x2 - x + 11)
7x3 + 7x2 - 6x + 2
x3 - 3x2 - 6x + 2
7x3 - 3x2 - 6x + 2
x3 + 7x2 - 4x + 2
- 7. Multiple Choice
Simplify:
(4x3 + 2x2 - 5x - 9) - (-3x3 - 5x2 - x + 11)
7x3 + 7x2 - 4x - 20
7x3 - 3x2 - 6x + 2
x3 - 3x2 - 6x + 2
x3 + 7x2 - 4x - 20
- 8. Multiple Choice
Is this a function:
(-1, 1), (-2, 2), (-3, 2), (-4, 1)?
Yes
No
- 9. Multiple Choice
Is this a function:
(-1, 1), (-2, 2), (-1, -1), (-2, -2)
Yes
No
- 10. Multiple Choice
Is this a function?
Yes
No
- 11. Multiple Choice
Simplify: (x - 5)2
x2 - 25
x2 + 25
x2 - 10x + 25
x2 - 5x - 25
- 12. Multiple Choice
Evaluate: f(4) = -2x2 + 3x - 8
-28
68
36
-60
- 13. Multiple Choice
Is it a function?
Yes
No
- 14. Multiple Choice
Identify the domain:
{3, 4, 5, 6, 7}
{3, 4, 5}
{6, 7}
- 15. Multiple Choice
Identify the range:
{3, 4, 5, 6, 7}
{3, 4, 5}
{6, 7}
- 16. Multiple Choice
Multiply (2x + 3)(2x - 3)
4x2 - 12x + 9
4x2 + 12x - 9
4x2 - 9
4x2 + 9
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