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The probability of choosing randomly a n...

The probability of choosing randomly a number c from the set (1,2,3,….9) such that the quadratic equation `x^(2)+4x+c=0` has real roots is :

A

`(1)/(9)`

B

`(2)/(9)`

C

`(3)/(9)`

D

`(4)/(9)`

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The correct Answer is:
D
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