SOLUTION: 1. A parabola has the following equation y-2 = -1/16(x+3)^2 Which statement is not true? a. the vertex of the parabola lies on the line y=2 b. a point on the graph of the par

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: 1. A parabola has the following equation y-2 = -1/16(x+3)^2 Which statement is not true? a. the vertex of the parabola lies on the line y=2 b. a point on the graph of the par      Log On


   



Question 1034759: 1. A parabola has the following equation
y-2 = -1/16(x+3)^2
Which statement is not true?
a. the vertex of the parabola lies on the line y=2
b. a point on the graph of the parabola is (5,-2)
c. the focus and the directrix are the same distance from the vertex
d. the focus is located two units below the vertex


2. Find the equation of the set of points which ae equidistant from (3,10) and the x-axis.
a. y=1/5(x-5)^2 + 3
b. y-10 = 20(x-3)^2
c. y = 1/20(x-3)^2 + 10
d. y = 1/20(x-3)^2 + 5

3. The focus of a parabola is (-3,5) and the directrix is y = -1.
Which equation represents a parabola that is congruent to the given parabola?
a. y=(x+3)^2+2
b. y= -1/4x^2 + 4
c. x= 1/8(y+2)^2 +8
d. y= -1/12(x-1)^2 -3

Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
1. d. the focus is located two units below the vertex
2. d. y+=+%281%2F20%29%28x-3%29%5E2+%2B+5+
3. a. y=%28x%2B3%29%5E2%2B2