- 1. Which of the forms below is a quadratic function?
A) f(x)=2x-4
B) f(x)=2x2+3x-12
C) f(x)=7y
- 2. When you graph a quadratic function, its shape is called a _____.
A) parabola
B) triangle
C) line
- 3. The axis of symmetry always starts with ____.
A) z=
B) y=
C) x=
- 4. What is the y-intercept?
A) -4
B) 10
C) 4
- 5. What is the maximum value?
A) 9
B) 1
C) 10
- 6. What true about this graph?
A) the vertex is both a minimum and maximum
B) The vertex is a maximum
C) The vertex is a minimum
- 7. What are the x-interecepts of the graph?
A) -1 and -4
B) -1 and 4
C) 0 and 3
- 8. What is the maximum value of the parabola?
A) 8
B) 3
C) -3
- 9. What is the minimum value?
A) 4
B) 7
C) 3
- 10. What are the x-intercepts of the quadratic function f(x)=x2+4x+3?
A) 3 and 4
B) -1 and -3
C) 12 and 1
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