Graphs of Quadratic Functions, Quiz 5, Level 3

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1. What is the equation for this graph?

y = x² - 4x + 9
y = x² - 4x - 9
y = x² + 4x - 9
y = -x² - 4x - 9

2. What is the equation for this graph?

y = 3x² + 5x - 7
y = 3x² + 5x + 7
y = 3x² - 5x + 7
y = -3x² + 5x + 7

3. What is the equation for this graph?

y = -x² + 3x + 9
y = x² - 3x + 9
y = x² - 3x - 9
y = -x² - 3x - 9

4. What is the equation for this graph?

y = 3x² - 5x - 2
y = 3x² + 5x + 2
y = -3x² - 5x + 2
y = 3x² - 5x + 2

5. What is the equation for this graph?

y = x² + 4x - 7
y = x² + 4x + 7
y = x² - 4x + 7
y = -x² + 4x + 7

6. What is the equation for this graph?

y = -3x² - 4
y = -3x² + 4
y = -3x² + 4
y = 3x² + 4

7. What is the equation for this graph?

y = -x² - 5x + 8
y = -x² + 5x - 8
y = -x² - 5x - 8
y = x² - 5x - 8

8. What is the equation for this graph?

y = 2x² + 2x - 5
y = 2x² + 2x + 5
y = 2x² - 2x - 5
y = -2x² + 2x - 5

9. What is the equation for this graph?

y = 3x² - 3x + 2
y = 3x² + 3x - 2
y = -3x² - 3x - 2
y = 3x² - 3x - 2

10. What is the equation for this graph?

y = 2x² - 3x + 6
y = -2x² + 3x + 6
y = 2x² + 3x - 6
y = 2x² + 3x + 6

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