Question 1188595
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Find  " c " from this equation  P(1) + P2) + P(3) + P(4) = 1,  which is


    c*1^2 + c*2^2 + c*3^2 + c*4^2 = 1,

    c*(1 + 4 + 9 + 16) = 1

    30c = 1

    c   = {{{1/30}}}.     <U>ANSWER</U>
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Solved.