MHT CET 2022 Mathematics question

Mathematics Probability MHT CET 2022

If the function forms p.m.f., then value of K is

(A)
(B)
(C)Correct
(D)

Answer: (C)

Solution

For a p.m.f. the probabilities must sum to 1: . This gives \frac\frac{19}{3}$=1⇒

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Question ID VK-093719