Algebra 2: Unit 2 (Translations, Stretches & Shrinks)
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Last updated 11:09 PM on 1/19/26
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16 Terms
1
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Translations: f(x + h)
Left horizontally “h units”
2
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Translations: f(x - h)
Right horizontally “h” units
3
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k is ____
OUTSIDE
4
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Translations: f(x) + k
Vertical translation UP “k” units.
5
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Translations: f(x) - k
Vertical Translation DOWN “k” units.
6
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Stretches & Shrinks: A is __________
IN THE FRONT.
7
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Stretches & Shrinks: |a|>1, then ________
We STRETCH VERTICALLY
8
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Stretches & Shrinks: |a|<1, then _______
We SHRINK VERTICALLY (fraction)
9
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In order to stretch or shrink, we factor both by
a
10
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-f(x)
Reflection over the x-axis.
11
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Absolute Value
DISTANCE away from 0.
12
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Vertex
(0,0)
13
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Axis of Symmetry
x=0
14
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Absolute Value Function Equation
y=|x|
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f(x)=a|x-h|+k
Slope of RIGHT side. (STRETCH OR SHRINK)
16
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f(x)=a|x-h|+k
Vertex = (h,k)