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The function f:[0,3] to [1,29], defined ...

The function `f:[0,3] to [1,29],` defined by `f(x)=2x^(3)-15x^(2)+36x+1` is

A

one-one and onto

B

onto but not one-one

C

one-one but not onto

D

neither one-one nor onto

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Verified by Experts

The correct Answer is:
D
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