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