functions and integers

Mathematics
Tutor: None Selected Time limit: 1 Day

i am stuck on the following problem. here is a pic of the problem

http://imgur.com/oAx4WQt

Nov 18th, 2014

Since 1 is an integer,  the function f(x) = x is used

Therefore,  f(1) = 1

Nov 18th, 2014

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Nov 18th, 2014
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Nov 18th, 2014
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