LimitsHard

Question

f(x) does not exist when -
where [x] denotes step up function & {x} fractional part function.

Options

A.f(x) = [[x]] - [2x - 1], c = 3
B.f(x) = [x] - x, c = 1
C.f(x) = {x}2 - {-x}2, c = 0
D.f(x) = , c = 0

Solution

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