The function f : [0, 3] → [1, 29], defined by f(x) = 2x³ - 15x² + 36x + 1 is: a) One-one & Onto b) Onto but not One-one c) One-one but not Onto d) Neither One-one nor Onto (Steps are mandatory) ( JEE - Adv. 2012 ) [ +3 , -1 ]

The function f : [0, 3] → [1, 29], defined by f(x) = 2x³ - 15x² +

1.	The function f : [0, 3] → [1, 29], defined by f(x) = 2x³ - 15x² + 36x + 1 is: a) One-one & Onto b) Onto but not One-one c) One-one but not Onto d) Neither One-one nor Onto (Steps are mandatory) ( JEE - Adv. 2012 ) [ +3 , -1 ]
Answer» OPTION [ B ] is CORRECT answer.EXPLANATION.

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The function f : [0, 3] → [1, 29], defined by f(x) = 2x³ - 15x² + 36x + 1 is: a) One-one & Onto b) Onto but not One-one c) One-one but not Onto d) Neither One-one nor Onto (Steps are mandatory) ( JEE - Adv. 2012 ) [ +3 , -1 ]

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