Function Notation

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if f(x)=x-5 what is f(-1)

Guest Mar 12, 2014

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2⁺⁰ Answers

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-1-5
6

Guest Mar 12, 2014

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Sorry, but "6" isn't correct.

We're substituting -1 for x in the expression x - 5.

Thus, -1 - 5 = -6

(Not "6")

Guest Mar 12, 2014

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