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Consider f(x)=x^(3)+ax^(2)+bx+c, paramet...

Consider `f(x)=x^(3)+ax^(2)+bx+c`, parameters a,b,c are chosen respectively by throwing a dice three times. Then probability that f(x), is an increasing functions is

A

`(5)/(36)`

B

`(8)/(36)`

C

`(4)/(9)`

D

`(1)/(3)`.

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