Graphs of Quadratic Functions, Quiz 1, Level 3

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1. What is the equation for this graph?

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

2. What is the equation for this graph?

y = -5x² + 4x
y = 5x² + 4x
y = 5x² - 4x
y = -5x² - 4x

3. What is the equation for this graph?

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

4. What is the equation for this graph?

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

5. What is the equation for this graph?

y = 2x² - 4x - 3
y = 2x² + 4x + 3
y = 2x² - 4x + 3
y = -2x² - 4x + 3

6. What is the equation for this graph?

y = -x² + 4x + 2
y = -x² + 4x - 2
y = -x² - 4x + 2
y = x² + 4x + 2

7. What is the equation for this graph?

y = x² + x - 1
y = x² - x + 1
y = -x² + x + 1
y = x² + x + 1

8. What is the equation for this graph?

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

9. What is the equation for this graph?

y = 2x² - 4x - 3
y = 2x² - 4x + 3
y = 2x² + 4x + 3
y = -2x² - 4x + 3

10. What is the equation for this graph?

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

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