Quadratic Functions: Vertex Form(40PMath)

30 August 2022
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10 test answers

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question
Sanjay begins to correctly graph the function f(x) = (x + 1)2 - 3. Based on the axis of symmetry and the vertex, which graph could be Sanjay's?
answer
C. https://media.education2020.com/evresources/3109/3109-09/3109-09-04/3109-09-04-assessment/3109-09-04-03c.png
question
What value represents the vertical translation from the graph of the parent function f(x) = x2 to the graph of the function g(x) = (x + 5)2 + 3?
answer
3
question
The function f(x) = x2 has been translated 9 units up and 4 units to the right to form the function g(x). Which represents g(x)?
answer
C. g(x) = (x βˆ’ 4)2 + 9
question
Over what interval is the graph of f(x) = -(x + 8)2 - 1 decreasing?
answer
Wrong: D. https://media.education2020.com/evresources/dc9c5332beca73470abca80e9c427e85.png
question
https://media.education2020.com/evresources/3109/3109-09/3109-09-04/3109-09-04-assessment/3109-09-04-14.png Which best describes the transformation that occurs from the graph of f(x) = x2 to g(x) = (x + 3)2 + 4?
answer
A. left 3, up 4
question
https://media.education2020.com/evresources/3109/3109-09/3109-09-04/3109-09-04-assessment/3109-09-04-15.png Which best describes the transformation that occurs from the graph of f(x) = x2 to g(x) = (x - 2)2 + 3?
answer
A. right 2, up 3
question
https://media.education2020.com/evresources/3109/3109-09/3109-09-04/3109-09-04-assessment/3109-09-04-21.png What is the equation of the translated function, g(x), if f(x) = x2?
answer
D. g(x) = (x + 4)2 + 6
question
https://media.education2020.com/evresources/3109/3109-09/3109-09-04/3109-09-04-assessment/3109-09-04-20.png What is the equation of the translated function, g(x), if f(x) = x2?
answer
D. g(x) = (x - 5)2 + 2
question
The graph shows the axis of symmetry for a quadratic function f(x). https://media.education2020.com/evresources/3109/3109-09/3109-09-04/3109-09-04-assessment/3109-09-04-02.png Which could be the function?
answer
C. f(x) = (x - 4)2
question
Which graph represents the function f(x) = (x - 5)2 + 3?
answer
A. https://media.education2020.com/evresources/3109/3109-09/3109-09-04/3109-09-04-assessment/3109-09-04-06a.png