Precalculus Quiz #5 (Chapter 7)

Find the equation of the figure shown.

Mathematical Equivalence

ON

What is the equation of the directrix?             (y - 4)² = -8(x+1) 

• x = -3 
• x = 1
• y = 6
• y = 2

What is the coordinate of the focus?       (x+3)² = 4(y+5)  

• (-3, -4) 
• (-3, -6) 
• (-4, 5) 
• (-2, 5)

Given this directrix and vertex, what would the equation of the parabola be?

• (y-2)² = 12(x-1)

• (y-2)² = -12(x-1)

• (x-1)² = 12(y-2)

• (x-1)² = -12(y-2)

What are the vertices of the hyperbola?

• (0, 3) and (0, -3)

• (-4, 3) and (-4, -3)

• (0, 1) and (0, -1)

• (4, 0) and (-4, 0)

What are the foci of the ellipse?

• (-3,1 + √3) and (-3,1 - √3)

• (±√3,0)

• (0,1) and (-6,1)

• (-3 + √3,1) and (-3 - √3,1)

The equation 6x² + 6y² – 3x + 4y = 0 will be a ....

• Circle

• Parabola

• Hyperbola

• Ellipse

Identify the type of conic section.

• Circle

• Parabola

• Ellipse

• Hyperbola

What are vertices of the given ellipse?

Find the correct asymptote for the given hyperbola.