Introduction of Quadratics

What are the x-intercepts of a quadratic function?

• The point(s) where the parabola crosses the x-axis.

• The point(s) where the parabola crosses the y-axis.

• The minimum point on the parabola.

• The maximum point on the parabola.

Tags

CCSS.HSF-IF.C.7A

What are the roots of a quadratic function?

• Where the function crosses the x-axis

• Where the function crosses the y-axis

• The minimum/maximum point of the function

• Where the function equals zero

Tags

CCSS.HSF-IF.C.7A

What are the zeros of a quadratic function?

• Where the function crosses the x-axis

• The minimum/maximum point of the function

• Where the function equals zero

• Where the function crosses the y-axis

Tags

CCSS.HSF-IF.C.7A

What are the solutions of a quadratic function?

• Where the function crosses the x-axis

• Where the function equals zero

• The minimum/maximum point of the function

• Where the function crosses the y-axis

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum

• opens up with a minimum

• opens down with a maximum

• opens down with a minimum 

Tags

CCSS.HSF-IF.C.7A

• 1

• 3

• 2

• 5

• 4

Which of the following represents a quadratic function?

Find the number of solutions/roots/zeros/x-intercepts that graph B contains?

(a)  

Find the number of solutions/roots/zeros/x-intercepts that graph D contains?

(a)  

Tags

CCSS.HSF-IF.C.7A

Does Graph A have a min or a max?

(a)  

Tags

CCSS.HSF-IF.C.7A