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#15 More Graphing absolute Value using y = a|x - h| + k Due 9/18/20

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Last updated 3 months ago
26 Nsɛmmisa

Wednesday 9/16

20

Transformations of the function f(x)=|x|

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Warm-up Thursday 9/17

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Review

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#15 More Graphing absolute Value using y = a|x-h| + k Due 9/18/20

Essential Question: How can you identify the features of the graph of an absolute value function?

Learning Target: Students will be able to graph absolute value function by their features using the standard form:

y = a|x - h| + k

Show all work.

Multiple submission allowed.

Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Warm-up

Use desmos to create an absolute value function with a vertex of (3,2)

Copy and Paste your function below.

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2.

Based on the above examples of vertical shift.

How is the graph of y = |x| + 2 related to the graph of its parent function y = |x|?

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

Based on the above examples of vertical shift.

How is the graph of y = |x| - 7 related to the graph of its parent function y = |x|?

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

Based on the above examples of horizontal shift.

How is the graph of y = |x - 8| related to the graph of its parent function y = |x|?

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

Based on the above examples of horizontal shift.

How is the graph of y = |x+2| related to the graph of its parent function y = |x|?

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

Based on the above examples of stretch and compression.

How is the graph of y = 2|x | related to the graph of its parent function y = |x|?

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7.

Based on the above examples of stretch and compression.

How is the graph of y = ¼|x | related to the graph of its parent function y = |x|?

Asemmisa {{asɛmmisaAhyɛnsode}}
8.

What is the vertex of the function:

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9.

Based of the parent function, f(x)=|x|,

is this function stretched or compressed by a factor 3?

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10.

What is the vertex of the function:

Asemmisa {{asɛmmisaAhyɛnsode}}
11.

Based of the parent function, f(x)=|x|,

is this function stretched or compressed by a factor 5?

Asemmisa {{asɛmmisaAhyɛnsode}}
12.

Use desmos to graph f(x) and g(x)

What is the vertex of g(x)?

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13.

Describe how g(x) been transformed from the original function f(x)

Thursday 9/17

Essential Question: How can you identify the features of the graph of an absolute value function?

Learning Target: Students will be able to graph absolute value function by their features using the standard form:

y = a|x - h| + k

Show all work.

Asemmisa {{asɛmmisaAhyɛnsode}}
14.

Find the vertex of the absolute value function:

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15.

Graph the absolute value function:

Be sure to label the vertex from question #14 and use it as the center of your graph.

Reflection

The graph opens up if a > 0 and opens down when a < 0

Asemmisa {{asɛmmisaAhyɛnsode}}
16.

Based on the above example of reflection.

How does the "v" graph the of y = - 2|x | open?

Asemmisa {{asɛmmisaAhyɛnsode}}
17.

Based on the above example of reflection.

How does the "v" graph the of y = ½|x | open?

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18.

Match each absolute value equation with its graph.

Draggable itemarrow_right_altCorresponding Item

arrow_right_alt

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19.

Match each absolute value equation with its graph.

Draggable itemarrow_right_altCorresponding Item

arrow_right_alt

arrow_right_alt

arrow_right_alt

arrow_right_alt

Asemmisa {{asɛmmisaAhyɛnsode}}
20.

Graph the absolute value function:

Be sure to label the vertex and use it as the center of your graph.

Asemmisa {{asɛmmisaAhyɛnsode}}
21.

Graph the absolute value function:

Be sure to label the vertex and use it as the center of your graph.

Asemmisa {{asɛmmisaAhyɛnsode}}
22.

Graph the absolute value function:

Be sure to label the vertex and use it as the center of your graph.

Asemmisa {{asɛmmisaAhyɛnsode}}
23.

Use the graph to create a function with the following features:

1) As x gets smaller; the function approaches negative infinity.

x→ - ∞; f(x)→- ∞

2) As x gets larger; the function approaches negative infinity.

x→ ∞; f(x)→ -∞

3) The graph of the function passes through the x-axis at 4.

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24.

Is this an open or closed interval?

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25.

The definition of absolute value is...

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26.

Simplify:

Show your work for credit.