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01-07-2017
Mathematics

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What is the range of function from y = 2x - 2 with the domain 1,2,3 ?

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altavistard altavistard

14-07-2017

If the domain of y = 2x - 2 is {1, 2, 3}, then the range has only three values:

2(1)-2=0
2(2)-2=2
2(3)-2=4

The range is {0,2,4}.

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