Parabolas

A parabola is given by the equation -4x = y². In which direction does the parabola open?

• up
• down
• left
• right

Tags

CCSS.HSF-IF.C.7A

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

• (3, 5)
• (-3, 5)
• (5, -3)
• (-5, 3)

Tags

CCSS.HSG.GPE.A.2

Which is the equation of a parabola that opens down?

• -7(x - 5) = (y + 2)²
• -7(y + 2) = (x - 5)²
• 7(x - 5) = (y + 2)²
• 7(y + 2) = (x - 5)²

Tags

CCSS.HSG.GPE.A.2

What is the equation of a parabola with vertex (3, 4) and focus (7, 4)?

• 16(x - 3) = (y - 4)²
• 28(x - 3) = (y - 4)²
• -28(x - 3) = (y - 4)²
• -16(x - 3) = (y - 4)²

Tags

CCSS.HSG.GPE.A.2

What is the equation of a parabola with focus (9, 5) and directrix y = 1?

• 8(x - 9) = (y - 3)²
• 8(y - 3) = (x - 9)²
• 16(x - 9) = (y - 3)²
• 16(y - 3) = (x - 9)²

Tags

CCSS.HSG.GPE.A.2

What is the equation of a parabola with vertex (-6,7) and directrix x = -4?

• 4(x + 6) = (y - 7)²
• -8(x + 6) = (y - 7)²
• -4(y - 7) = (x + 6)²
• -8(y - 7) = (x + 6)²

Tags

CCSS.HSG.GPE.A.2

Which quadratic function is represented by the graph?

• 1/2 (y - 5) = (x - 4)²
• 1/2 (y - 5) = (x + 4)²
• -1/2 (y - 5) = (x - 4)²
• -1/2 (y - 5) = (x + 4)²

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

What number would go in the blank?

• -2
• -4
• -8
• -16

Tags

CCSS.HSG.GPE.A.2

What is the equation of this parabola?

• (y - 1)² = -4(x - 3)
• (y - 1)²= 4(x + 3)
• (y + 1)² = 4(x - 3)
• (y + 1)² = -4(x + 3)

Tags

CCSS.HSG.GPE.A.2