XII Probability Let X denote the number of hours you study on a Sunday It is known that PX = x = {

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Let X denote the number of hours you study during a randomly selected school day. The probability that X can take the values of x, has the following form, where k is some constant
0,1 if x=0
P(X=x)= Kx if x=1 or 2
K(5−x) if x=3 or 4
0 otherwise
find the value of K.

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