final review

What is the center and radius of a circle with an equation (x+5)² + (y-1)² = 64

• Center is (5,-1) and radius is 8

• Center is (-5, 1) and radius is 8

• Center is (-1, 5) and radius is 8

• Center is (-5,1) and radius is 64

What are the coordinates of the center and the radius of the circle with equation:
(x - 4)² + (y - 3)² = 25 ?

• Center (4,3)
  Radius = 5 units
• Center (4,3)
  Radius = 25 units
• Center (-4,-3)
  Radius = 25 units
• Center (-4,-3)
  Radius = 5 units

What is the equation for this circle?

• (x+1)+(y+1)=9

• x²+y²=9

• x²+y²=3

Which graph corresponds to

(x-4)²+ (y+4)²=25

• A

• B

• C

• D

Which equation matches the circle on the graph?

• (x+2)²+y²=16

• (x+2)²+y²=4

• (x+4)²+y²=4

• (x+20)²+y²=12

Find the equation of the parabola with a vertex at (2, -3) and a focus at (2, -5).

The focus is at (2,0) and the vertex is at (-4,0).  What is the equation of the parabola?

Given the graph, what is the equation of the parabola?

Given the graph, what is the equation of the parabola?

The focus is always inside the parabola.

• true
• false