Graphs of Quadratic Functions, Quiz 10, Level 3

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1. What is the equation for this graph?

y = 5x² + 4x - 2
y = 5x² + 4x + 2
y = 5x² - 4x + 2
y = -5x² + 4x + 2

2. What is the equation for this graph?

y = x² - x - 19
y = x² - x + 19
y = x² + x + 19
y = -x² - x + 19

3. What is the equation for this graph?

y = 2x² + 11
y = -2x² + 11
y = 2x² - 11
y = 2x² + 11

4. What is the equation for this graph?

y = 5x² - 4x - 1
y = 5x² + 4x + 1
y = -5x² - 4x + 1
y = 5x² - 4x + 1

5. What is the equation for this graph?

y = x² + x + 20
y = x² - x - 20
y = -x² + x - 20
y = x² + x - 20

6. What is the equation for this graph?

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

7. What is the equation for this graph?

y = -2x² + 2x - 20
y = -2x² - 2x + 20
y = -2x² + 2x + 20
y = 2x² + 2x + 20

8. What is the equation for this graph?

y = x² + 5
y = x² - 5
y = -x² - 5
y = -x² + 5

9. What is the equation for this graph?

y = 5x² + 3x + 15
y = 5x² - 3x - 15
y = -5x² + 3x - 15
y = 5x² + 3x - 15

10. What is the equation for this graph?

y = -4x² + 12
y = -4x² - 12
y = 4x² + 12
y = 4x² - 12

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