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- 1. Multiple ChoiceA parabola has a vertex at (-3, 2). Where is the axis of symmetry?y = -2x = 3x = -3y = 2
- 2. Multiple ChoiceThe graph of a quadratic function is called aParabolaVertexAxis of SymmetryVertex Form
- 3. Multiple Choice
Which is the vertex of y = x2+ 16x + 71 ?
V(-8, 7)
V(-8, 3)
V(8, 10)
V(16, -2)
- 4. Multiple Choice
Find the y-intercept y = x2 - 6x + 5
(0, 8)
(0, - 6)
(5, 0)
(0, 5)
- 5. Multiple Choice
Find the y-intercept of f(x) = 2x2 - 2x + 1
(1,0)
(-2,0)
(0,1)
(0, -1)
- 6. Multiple ChoiceDoes the equation open up or down?
Y = -3x2 +7x - 2updownNeither; it opens to the right.Neither; it opens to the left. - 7. Multiple ChoiceWhat is the name of this form:
y = ax2 + bx + cvertex formstandard formfactored formzero form - 8. Multiple ChoiceWhat is the maximum/minimum of a parabola called?vertexpointtopbottom
- 9. Multiple Choice
What is the vertex of this parabola?(−1, 3)(−3, 11)(−2, 5)(0, 5) - 10. Multiple ChoiceWhat is the y-intercept of this parabola?(−1, 3)(−3, 11)(−2, 5)(0, 5)
- 11. Multiple ChoiceWhere is the axis of symmetry for this parabola?x = −1x = 0y = 3x = −3
- 12. Multiple Choice
How do you know if a parabola has a minimum?
When ‘a’ is positive there is a minimum
When ‘a’ is negative there is a minimum
When all the numbers in the equation are negative there is a minimum
When all the numbers in the equation are positive there is a minimum
- 13. Multiple Choice
What is the equation for axis of symmetry?
y = 3
x = 3
x = 5
x = 1
- 14. Multiple Choice
How can you tell whether a parabola opens up or opens down by looking at the equation?
The vertex tells you the direction of the opening
The value of "a" tells you the direction of the opening.
All parabolas open upward
All parabolas open downward
- 15. Multiple Choice
What is the standard form of a quadratic equation?
y=mx+b
y=x2
y=ax2+bx+c
y=a(x-h)2+k
- 16. Multiple Choice
What is the axis of symmetry for this function: -x2+10x-17
x= 10
x= -10
x= -5
x= 5
- 17. Multiple Choice
The axis of symmetry for the function 2x2+8x+2 is x=-2. What is the vertex?
(-2, -6)
(-6, -2)
(2, 6)
(6, 2)
- 18. Multiple Choice
What is the range of the graph?
x > 0
y ≤ 8
All real numbers
y >8
- 19. Multiple ChoiceWhat is the vertex of y= x2 - 8x + 14 ?(2, 4)(-4, -2)(4, -2)(-2, 4)
- 20. Multiple ChoiceFind the vertex of the quadratic:
y = -2x2 + 4x + 3(0, 3)(-1, 5)(1, 5)(1, -5) - 21. Multiple ChoiceABCD
- 22. Multiple ChoiceABCD
- 23. Multiple Choice
Does this graph have a maximum or minimum value?
maximum
minimum
neither
both
- 24. Multiple Choice
What is the range of this function?
- 25. Multiple ChoiceWhich answer choice describes y = -3x2 +7x - 2 accurately?opens up with a maximumopens up with a minimumopens down with a maximumopens down with a minimum
- Answer choicesTagsAnswer choicesTags