MATH Basic Algebra I  - Unit 29: Transformations

Transformations


1)

What is a transformation of a function? 


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2)

What is a translation of the graph of a function? 


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3)

What is a pre-image of the graph of a function? 


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4)

What is an image of the graph of a function? 


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Refer to the diagram below to solve the next two problems.


5)

Choose a point on the pre-image and state the corresponding coordinates on the image.


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6)

Describe the translation from the pre-image to the image. 


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Vertical and Horizontal Translations


7)

Vertical translations are moves made that are parallel to what axis?


8)

Horizontal translations are moves made that are parallel to what axis?


9)

How are horizontal translations useful? 


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10)

A function f (x) and a parent function g(x) are shown below. Describe the translation of the function f (x) from the parent function g(x). 


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11)

A function g(x) and a parent function h(x) are shown below. Describe the translation of the function g(x) from the parent function h(x). 


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12)

A function h(x) and a parent function f (x) are shown below. Describe the translation of the function h(x) from the parent function f (x). 


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13)

A function g(x) and a parent function h(x) are shown below. Describe the translation of the function g(x) from the parent function h(x). 


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Vertical and Horizontal Stretches and Compressions


14)

Look at the graph below.  Tell how the parent function f(x) = |x|  has been transformed.


For the following problems, choose from the following graphs for your answer.  A parent function f (x) = x2 has been transformed to the following functions. Choose the appropriate graph for each.


15) Read the problem above and choose the appropriate graph for the transformed function y = – f (x)2

Click here to view the graph.


16) Read the problem above and choose the appropriate graph for the transformed function yf (2x)2.  

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17) Read the problem above and choose the appropriate graph for the transformed function y = f (x+3)2

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18) Read the problem above and choose the appropriate graph for the transformed function y = 8f (x)2.    

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Review


19)

Evaluate.  (22 + 1) + 4 ÷ 2

Click here to review the unit content explanation for Expressions, Variables, and Properties.


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20)

Simplify. 6(x – 3)

Click here to review the unit content explanation for Expressions, Equations, and Inequalities.


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21)

Name the coefficient in the term 3x2.

Click here to review the unit content explanation for Expressions, Equations, and Inequalities.


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22)

Choose <, >, or =. 

Click here to review the unit content explanation for Integers and Equations.


23)

Simplify.  (–2xy2z4)2

Click here to review the unit content explanation for Inequalities and Measurements.


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24)

Find the sum: (8x – 3y) + (–2x +7y

Click here to review the unit content explanation for Rational Numbers and Exponents.


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25)

Find the slope of the two points (4, 5) and (–1, 6).

Click here to review the unit content explanation for Linear Functions.


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26)

Find the x-intercept and y-intercept of the line 2x + y = 5 

Click here to review the unit content explanation for Linear Equations and Graphs.


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27)

Find the discriminant for 4x2 – 7x + 6 = 0.

Hint: The discriminant is b2 – 4ac where the quadratic form is ax2 + bx + c.


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28)

List three (3) methods used to solve a quadratic equation. 


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