If you have the following pdf: (k(6x - x²) f(x)=9k(5-x) 0 a. Find the value of k. b. Obtain the cumulative distribution function of X c. Find P(X < 3). d. Find P(X2|X ≤ 5). 0 ≤ x ≤3 3≤ x ≤5 otherwise

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