SOLUTION: Find a function value, if possible. f(x)=|x|/x (a) f(3) (b) f(-3) (c) f(x-8)

Question 1165316: Find a function value, if possible.
f(x)=|x|/x
(a) f(3)
(b) f(-3)
(c) f(x-8)
Answer by ikleyn(52802) (Show Source): You can put this solution on YOUR website!
.


(a)  f(3) =  =  = 1.



(b)  f(-3) =  =  = -1.



                          1, if x > 8
(c)  f(x-8) =  =    not defined if x = 8
                          -1, if x < 8.

Solved.

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