For each of the following relations: a. Locate the vertex.
b. Find the coordinates of at least four other points anywhere on the
curve.
c. Sketch each of the following relations using a pencil and graph
paper. Scan and save the images of your graphs.
1. y = 2(x – 5)2
+ 2
2. y = -3(x +3)2
– 2
3. y = 0.5(x – 2)2
– 1
4. y = - 4(x + 4)2
+ 2
2. Write the equation, in vertex form, of the following quadratic relations
based on the information provided.
a. Vertex (-2, 3) and stretch/compression factor of 0.5.
b. Vertex (1, 5) passing through (4, 41)
3. The suspension cable of a bridge forms a parabolic curve defined by
y = 0.016(x – 22)2
– 8.
a. What is the vertex ( or coordinates of the lowest point ) of the
cable?
b. What is the stretch/compression factor?
c. Sketch the relation using pencil and graph paper. Scan and save
the images of your graph.