Graphing Linear Exponential Quadratics

What is the vertex of this quadratic equation?

y = 2(x - 2)² + 5

• (-2,5)

• (2,5)

• (5,-2)

• (-5,-2)

Which quadratic function is represented by the graph?

• y = 2(x - 4)² + 5

• y = 2(x + 4)² + 5

• y = -2(x - 4)² + 5

• y = -2(x + 4)² + 5

Tags

CCSS.HSF-IF.C.7A

What are the coordinates of the vertex? Is it a maximum or a minimum?

• (2, 3); minimum

• (2, 5); maximum

• (2, 3); maximum

• (2, -3); minimum

• (2, -3); maximum

Answer explanation

Determine the vertex of the parabola:
y = 5x² - 20x + 13

• (5, -7)

• (-2, -7)

• (2, -7)

• (-7, -2)

The graph of a quadratic function is shown on the grid.

Which statement appears to be TRUE?

• The function has two zeros.

• The minimum value of the function is 9.

Tags

CCSS.HSF-IF.C.7A

Which of the statements about the graph is FALSE?

• The vertex is a maximum

• There are two zeros at (-3,0) and (3,0)

• The y-intercept is (0, 18)

• The range is y ≥ 18

Tags

CCSS.HSF-IF.C.7A

Identify the axis of symmetry.  (a)   What is the y-intercept?​ (b)   What is the minimum​ (c)   ​ What is f(-3)​ (d)  

• x=-1

• (0,5)

• 4

• y=-1

• x=4

• y=4

• (5,0)

• 8

Tags

CCSS.HSF-IF.C.7A

Graph the quadratic function f(x) = -x^2 + 4 and use it to answer the following questions. What is the equation of the axis of symmetry? the y-intercept? and the zeros of the equation?

• x = 0

  (4, 0)

  no solution

• x = 0

  (0, 4)

  no solution

• x = 4

  (4, 0)

  4

• x = 4

  (0,4)

  4

Tags

CCSS.HSF-IF.C.7A

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• 
• 
• 

Tags

CCSS.HSF-IF.C.7A

Which statement is not true about the function graphed? 

• The graph has a max value of -4

• The graph has a zero at (-3,0)

• The graph has a vertex at (-1, -4)

• The graph has a y-intercept at (0, -3)

Tags

CCSS.HSF-IF.C.7A