10. Which of the following functions is the inverse of the function {(1,2).(3,4).(6,8)) ? (1 point)
1 answer:
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ANSWER
B. 1
EXPLANATION
The given function is
This is a piece-wise defined function.
We want to find f(1)
We substitute x=1 into f(x)=x because, 1 belongs to the interval,
1≤x≤5
f(1)=1
The correct answer is B.
