graphs of parabolas

Which graph is a parabola?

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• 

Tags

CCSS.HSF-IF.C.7A

Which equation would give the graph of a parabola?

• y = 2x - 3

• y = x₂ + 1

• y = x² + 4

Tags

CCSS.HSF-IF.C.7A

If the a value is positive in the equation of y = ax² + c, which direction does the graph open?

• up

• down

• left

• right

Tags

CCSS.HSF-IF.C.7A

If the a value is negative in the equation y = ax² + c , which direction does the parabola open?

• up

• down

• left

• right

Tags

CCSS.HSF-IF.C.7A

The graph of y = x² + 1 could be?

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• 
• 

Tags

CCSS.HSF-IF.C.7A

What is the vertex of this parabola?

• (3, -1)

• (1, 3)

• (-1, -3)

• 5

Tags

CCSS.HSG.GPE.A.2

If the red parabola is f(x) = x², what is the best equation for the blue parabola?

• f(x) = 0.25x²

• f(x) = x² - 3x + 4

• f(x) = 5x²

• f(x) = 0.5x²

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSF.BF.A.1

What is the vertex of the parabola?

• (1, 5)

• (1, -5)

• (-1, 5)

• (-1, -5)

Tags

CCSS.HSG.GPE.A.2

What is the axis of symmetry of the parabola?

• (2, -8)

• x = 2

• y = 2

• z = 2

Tags

CCSS.HSF-IF.C.7A

The parabola graphed by f(x) = 2x² + 3x + 4 opens _________.

• upward

• downward

• left

• right

Tags

CCSS.HSF-IF.C.7A