Kristine M.
asked • 05/03/23URGENT! Algebra 1 Question
A relation R exists such that for every input(x), the output is -x. Which statement about the relation R is correct?
A. The relation R is not a function because there is at least one output for each input.
B. The relation R is not a function because there is more than one input for each input.
C. The relation R is a function because the output is the opposite of the input.
D. The relation R is a function because for each output there is exactly one output.
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1 Expert Answer
Robert K. answered • 05/03/23
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There are obviously typos in B and D but the answer is D which should read --
The relation R is a function because for each INPUT there is exactly one output.
That output being the opposite of the input and every number having only one opposite.
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Paul M.
05/03/23