Solving Quadratic Equations By Graphing

What is the y-intercept of the graph shown above?

• all real numbers

• (0,6)

• (0,2)

• (0,-6)

Tags

CCSS.HSF-IF.C.7A

Is the graph shown above a max or min?

• Maximum

• Minimum

Tags

CCSS.HSF-IF.C.7A

What is a axis of symmetry?

• all real numbers

• y=5

• the line that divides the graph in equal halves

• y=mx+b

Is the graph shown above a max or min?

• Minimum

• Maximum

Tags

CCSS.HSF-IF.C.7A

The formula to find the Axis of Symmetry :

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Graph the following equation:

y=x²-2x-3

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Tags

CCSS.HSF-IF.C.7A

What is the vertex?
y = -2x² + 4x + 3

• (0, 3)
• (-1, 5)
• (1, 5)
• (1, -5)

What is the axis of symmetry?
f(x) = x² - 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4

What are the zeros of the graph shown above?

• 2 and 6

• 4 and 2

• 6 and 9

• 5 and 1

Tags

CCSS.HSA.APR.B.3

Given y = 6x + 7x² - 20 what is the value of b

• b = 6

• b = 7

• b = 2

• b = -20