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The function f[0,3]rarr[1,29], defined b...

The function `f[0,3]rarr[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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