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If domain of f(x) is [0, 1], then domain of f({x}3 + 1), where {.} represents fractional part function, is (A) (– ∞, 0)

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Correct Option:- (B)

Explanation :-

0 ≤ {x}3 + 1 ≤ 1 

⇒ – 1 ≤{x}3 ≤ 0 

⇒ x∈1

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