Algebra 2 2-6 Guided Practice: Families of Functions

Last updated about 3 years ago
29 questions
3

Video Check: Select all that apply with regards to the video embedded directly above this item.

Solve It! The equation of the line is:
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How could you change the y-intercept so the graph of a second equation passes through point P?

1

How could you change the slope so the graph of a second equation passes through point P?

3

Video Check: Select all that apply with regards to the video embedded directly above this item.

10

Take Note: Define parent function.

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Take Note: Define transformation of the graph of a function. You may use the canvas to help illustrate your written response.

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Take Note: Define vertical translation and horizontal translation. You may use the canvas to help illustrate your written response.

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Problem 1 Got It? How are the functions related?

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Problem 1 Got It? How are the graphs of the functions related?

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Problem 1 Got It? Graph both functions. Zoom and pan your graph to establish an appropriate viewing window.

Graph 1: y=2x
Graph 2: y=2x-3

  • Click the graph tab.
  • Click on the graph background to add a point. Add two points to create a graph. Drag a point or type in x and y coordinates to edit its position. Click on a point to delete it.
3

Video Check: Select all that apply with regards to the video embedded directly above this item.

10

Problem 2 Got It? Consider the projectile altitude f(x) of the airplane shown in Problem 2.


Suppose the flight leaves 30 minutes early. What function represents this transformation?

3

Video Check: Select all that apply with regards to the video embedded directly above this item.

10

Take Note: Define reflection as it pertains to graphs of functions. You may use the canvas to help illustrate your written response.

5

Take Note: What does it mean to reflect a graph in the x-axis? You may use the canvas to illustrate your explanation.

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Take Note: What does it mean to reflect a graph in the y-axis? You may use the canvas to illustrate your explanation.

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Take Note: Which of the following functions represents a reflection in the y-axis of the function f(x)?

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Take Note: Which of the following functions represents a reflection in the x-axis of the function f(x)?

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Problem 3 Got It?

3

Video Check: Select all that apply with regards to the video embedded directly above this item.

10

Take Note: Define vertical stretch and vertical compression. You may use the canvas to help illustrate your written response.

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Take Note: Which of the following functions represents a vertical stretch of the function y=f(x)?

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Take Note: Which of the following functions represents a vertical compression of the function y=f(x)?

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Problem 4 Got It? For the function f(x) shown in Problem 4 and in the table below, what is the corresponding table for the transformation h(x)? Complete the table for h(x) on the canvas. Use a color other than black.

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Problem 4 Got It? Reasoning: If several transformations are applied to a graph, will changing the order of transformations change the resulting graph? Explain.

Hint: consider the following transformations of the parent function f(x) = x:
  • Stretch f(x)=x vertically by a factor of 2 THEN translate up 1 unit.
  • Translate f(x)=x up 1 unit THEN stretch vertically by a factor of 2.

3

Video Check: Select all that apply with regards to the video embedded directly above this item.

10

Problem 5 Got It?

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Problem 5 Got It?

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🧠 Retrieval Practice:
Summarize the mathematical content of this lesson. What topics, ideas, and vocabulary were introduced?