Unit 3 Quadratics Relations 1 Worksheet Page 42
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45Unit 3 (Quadratics 1) Solutions (Continued)
MBF3C
BLM 3.3.2 (continued)
Parabola Investigation #1
y – values: 11, 6, 3, 2, 3, 6, 11
Vertex (0,2)
Direction UP
Step Pattern
Over 1, Up 1
Over 1, Up 3
Over 1, Up 5
Parabola Investigation #2
y – values: 6, 1, -2, -3, -2, 1, 6
Vertex (0,-3)
Direction UP
Step Pattern
Over 1, Up 1
Over 1, Up 3
Over 1, Up 5
The number causes the vertex to move up or down.
Parabola Investigation 3
y – values: 9, 4, 1, 0, 1, 4, 9
Vertex (3, 0)
Direction UP
Step Pattern
Over 1, Up 1
Over 1, Up 3
Over 1, Up 5
Parabola Investigation #4
y – values: 9, 4, 1, 0, 1, 4, 9
Vertex (-4, 0)
Direction UP
Step Pattern
Over 1, Up 1
Over 1, Up 3
Over 1, Up 5
The number causes the vertex to go left or right (but opposite of the sign) + goes left, - goes
right.
Parabola Investigation #5
y – values: 18, 8, 2, 0, 2, 8, 18
Vertex (0,0)
Direction UP
Step Pattern
Over 1, Up 2
Over 1, Up 6
Over 1, Up 10
Parabola Investigation #6
y – values: -27, -12, -3, 0, -3, -12, -27
Vertex (0,0)
Direction UP
Step Pattern
Over 1, Down 3
Over 1, Down 9
Over 1, Down 15
The number causes the step pattern to be multiplied, but also flips the parabola down if it is a
negative number
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