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  • Quadratic Equations, Inequalities, and Functions
  • Quadratic function and discriminant
  • Graphing quadratic function

Graphing quadratic function

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  • Question 1:
    1 pts
    		The equation of quadratic function which graph is shown in the figure at the right is:
  • Question 2:
    1 pts
    		The equation of quadratic function which graph is shown in the figure at the right is:
  • Question 3:
    1 pts
    		The graph of quadratic function opens downward.
  • Question 4:
    2 pts
    		Graphs of functions and are shown at the right. Which of the following is correct?
    blue line is a graph of
    blue line is a graph of
  • Question 5:
    2 pts
    		Graphs of functions and are shown at the right. Which of the following is correct?
    blue line is a graph of
    blue line is a graph of
  • Question 6:
    2 pts
    		Which of the following graphs represent ?
    blue graph
    red graph
  • Question 7:
    2 pts
    		Consider a graph of the function shown at the right. Which of the following statements is true?
    the sign of cannot be determined
  • Question 8:
    2 pts
    		Consider a graph of the function shown at the right. Which of the following statements is true?
    the sign of cannot be determined
  • Question 9:
    3 pts
    		Consider a graph of the function shown at the right. Which of the following statements is true?
  • Question 10:
    3 pts
    		Consider a graph of the function shown at the right. Which of the following statements is true?
  • Question 11:
    3 pts
    		Which of the following graphs represent ?
    red graph
    blue graph
    green graph
  • Question 12:
    3 pts
    		Which of the following graphs represent ?
    red graph
    blue graph
    green graph
  • Question 13:
    3 pts
    		What is the equation of the function with graph at the left?

Solving quadratic equations

Graphing function and discriminant