Vertex Form Of Quadratic Relation Worksheet With Answer Key Page 5

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OBJ: Sketch, by hand, the graph of y = a(x – h)^2 + k by applying transformations to the graph of y = x^2. |
Explain the roles of a, h, and k in y = a(x – h)^2 + k, using the appropriate terminology to describe the
transformations, and identify the vertex and the equation of the axis of symmetry.
TOP: Knowledge and Understanding
KEY: transformation | vertex form
10. ANS:
reflection in the x-axis
vertical compression by a factor of
translation 5 units up
PTS: 1
DIF: Grade 10 Academic
REF: 5.3 Graphing Quadratics in Vertex Form
OBJ: Sketch, by hand, the graph of y = a(x – h)^2 + k by applying transformations to the graph of y = x^2. |
Explain the roles of a, h, and k in y = a(x – h)^2 + k, using the appropriate terminology to describe the
transformations, and identify the vertex and the equation of the axis of symmetry.
TOP: Knowledge and Understanding
KEY: transformation | vertex form
11. ANS:
vertical stretch by a factor of 4
translation 1 unit right
translation 3 units down
PTS: 1
DIF: Grade 10 Academic
REF: 5.3 Graphing Quadratics in Vertex Form
OBJ: Sketch, by hand, the graph of y = a(x – h)^2 + k by applying transformations to the graph of y = x^2. |
Explain the roles of a, h, and k in y = a(x – h)^2 + k, using the appropriate terminology to describe the
transformations, and identify the vertex and the equation of the axis of symmetry.
TOP: Knowledge and Understanding
KEY: transformation | vertex form
12. ANS:
y
5
4
3
2
1
–5
–4
–3
–2
–1
1
2
3
4
5
x
–1
–2
–3
–4
–5
PTS: 1
DIF: Grade 10 Academic
REF: 5.3 Graphing Quadratics in Vertex Form
OBJ: Sketch, by hand, the graph of y = a(x – h)^2 + k by applying transformations to the graph of y = x^2.
TOP: Knowledge and Understanding
KEY: transformation | vertex form
13. ANS:

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