Question 8: If 
,
then find out
a. f(0) b. f(2) c. f(4)
Solution
a. Since 0 ≠2, we use the function 
b. Since x=2, we use the relation f(x) = 2.
Put x = 2
f(2) = 4.
c. f(4)
Here x = 4 ≠ 2, therefore we use the equation .
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