Graphs of Quadratic Functions, Quiz 9, Level 1

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1. What is the equation for this graph?

y = -x² + 4x - 6
y = -x² - 4x + 6
y = -x² + 4x + 6
y = x² + 4x + 6

2. What is the equation for this graph?

y = -2x² - 2x + 15
y = -2x² - 2x - 15
y = -2x² + 2x - 15
y = 2x² - 2x - 15

3. What is the equation for this graph?

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

4. What is the equation for this graph?

y = -x² + 4x + 10
y = -x² - 4x - 10
y = x² + 4x - 10
y = -x² + 4x - 10

5. What is the equation for this graph?

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

6. What is the equation for this graph?

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

7. What is the equation for this graph?

y = -x² + 2x - 16
y = -x² + 2x + 16
y = -x² - 2x + 16
y = x² + 2x + 16

8. What is the equation for this graph?

y = -5x² + x - 16
y = -5x² + x + 16
y = -5x² - x - 16
y = 5x² + x - 16

9. What is the equation for this graph?

y = 2x² - x - 12
y = 2x² + x + 12
y = -2x² - x + 12
y = 2x² - x + 12

10. What is the equation for this graph?

y = x² + 5x + 9
y = -x² - 5x + 9
y = x² + 5x - 9
y = -x² + 5x - 9

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