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Common Core HSF.IF.C.7.C worksheet

High school · 16 questions · Common Core: HSA.APR.B.3, HSF.IF.C.7.C

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Question 1
f(x) = 2(x + 1)(x)(x + 2). Find all the zeros of f, separated by commas.
x =
2
Question 2
Describe the end behaviour of f(x) = x⁵ + 3x − 1.
- A. Up on the left, up on the right
- B. Down on the left, down on the right
- C. Down on the left, up on the right
- D. Up on the left, down on the right
Question 3
f(x) = (x + 2)(x − 1)(x + 5). Find all the zeros of f, separated by commas.
x =
4
Question 4
Describe the end behaviour of f(x) = x⁴ + 3x − 1.
- A. Up on the left, up on the right
- B. Down on the left, down on the right
- C. Down on the left, up on the right
- D. Up on the left, down on the right
Question 5
f(x) = (x − 2)(x − 6)(x). Find all the zeros of f, separated by commas.
x =
6
Question 6
Describe the end behaviour of f(x) = −3x³ + 3x − 1.
- A. Up on the left, up on the right
- B. Down on the left, down on the right
- C. Down on the left, up on the right
- D. Up on the left, down on the right
Question 7
f(x) = (x + 1)(x − 5)(x). Find all the zeros of f, separated by commas.
x =
8
Question 8
Describe the end behaviour of f(x) = 2x⁵ + 3x − 1.
- A. Up on the left, up on the right
- B. Down on the left, down on the right
- C. Down on the left, up on the right
- D. Up on the left, down on the right
Question 9
f(x) = (x − 4)(x − 2)(x + 5). Find all the zeros of f, separated by commas.
x =
10
Question 10
Describe the end behaviour of f(x) = 2x³ + 3x − 1.
- A. Up on the left, up on the right
- B. Down on the left, down on the right
- C. Down on the left, up on the right
- D. Up on the left, down on the right
Question 11
f(x) = 2(x + 5)(x + 6)(x + 4). Find all the zeros of f, separated by commas.
x =
12
Question 12
Describe the end behaviour of f(x) = 2x² + 3x − 1.
- A. Up on the left, up on the right
- B. Down on the left, down on the right
- C. Down on the left, up on the right
- D. Up on the left, down on the right
Question 13
f(x) = −(x + 4)(x + 5)(x − 5). Find all the zeros of f, separated by commas.
x =
14
Question 14
Describe the end behaviour of f(x) = x³ + 3x − 1.
- A. Up on the left, up on the right
- B. Down on the left, down on the right
- C. Down on the left, up on the right
- D. Up on the left, down on the right
Question 15
f(x) = −(x − 2)(x + 3)(x + 2). Find all the zeros of f, separated by commas.
x =
16
Question 16
Describe the end behaviour of f(x) = −3x² + 3x − 1.
- A. Up on the left, up on the right
- B. Down on the left, down on the right
- C. Down on the left, up on the right
- D. Up on the left, down on the right

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Answer key: Common Core HSF.IF.C.7.C worksheet

1. x = -2 or x = -1 or x = 0
2. C. Down on the left, up on the right
3. x = -5 or x = -2 or x = 1
4. A. Up on the left, up on the right
5. x = 0 or x = 2 or x = 6
6. D. Up on the left, down on the right
7. x = -1 or x = 0 or x = 5
8. C. Down on the left, up on the right
9. x = -5 or x = 2 or x = 4
10. C. Down on the left, up on the right
11. x = -6 or x = -5 or x = -4
12. A. Up on the left, up on the right
13. x = -5 or x = -4 or x = 5
14. C. Down on the left, up on the right
15. x = -3 or x = -2 or x = 2
16. B. Down on the left, down on the right