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Unit 1, Activity 2, Functions and their Graphs with Answers
Blackline Masters, Advanced Math – PreCalculus
Page 20
Louisiana Comprehensive Curriculum, Revised 2008
1.
Find the domain and range of each of the following functions.
Support your answer
with a graphing utility. Show a sketch of the graph beside each answer.
a.
fx
x
()
=+ −
21
b.
gx
x
=−
−
34
a) domain {x: x
≥
1}
range {y: y
≥
2}
b) domain {x : x
≥
3}
range {y : y
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 Fall '08
 GERMAN
 Calculus, PreCalculus

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