Graphing Parabolas

What are the x-intercepts of the following equation?
y=(x+4)(x-7)

• x=4 and x=7
• x=28 and x=-28
• x=-4 and x=7
• x=4 and x=-7

Tags

CCSS.HSF-IF.C.7C

What is the vertex of the following equation?
y=3(x-6)²+5

• (3,5)
• (-6,5)
• (5,3)
• (6,5)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the vertex of the following equation?
y=4(x+8)²-2

• (-8,-2)
• (8,-2)
• (4,8)
• (4,-2)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

If the a value is positive, which direction does the graph open?

• up
• down
• left
• right

Tags

CCSS.HSF-IF.C.7A

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

Find the y-intercept y = x² - 6x + 5

• (0, 8)

• (0, - 6)

• (5, 0)

• (0, 5)

Tags

CCSS.HSF-IF.C.7A

Find the y-intercept of f(x) = 2x² - 2x + 1

• (1,0)

• (-2,0)

• (0,1)

• (0, -1)

Tags

CCSS.HSF-IF.C.7A

Which graph represents the following equation: $y=x^2+1$  

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Tags

CCSS.HSF-IF.C.7A

 Which graph represents the following equation: $y=-\frac{2}{3}\left(x+3\right)^2$ 

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Tags

CCSS.HSF-IF.C.7A

Which graph represents the following equation:  $y=\left(x-1\right)^2-9$  

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Tags

CCSS.HSF-IF.C.7A