Question: The density function of X is f (x) = c (x + 3)2 , 0 x 3. Then the value of c is

The density function of X is f (x) = c

(x + 3)2 , 0 ≤ x ≤ 3.

Then the value of c is

(a) 2

(b) 6

(c) 3

(d) 1∕6 (e)1∕2

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