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The sum of n, n-1, n-2, and n-3 is 4n-6.

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Q: What is the sum of n, n-1, n-2, and n-3?
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What is the pmf of trinomial distribution?

P(x=n1,y=n2) = (n!/n1!*n2!*(n-n1-n2)) * p1^n1*p2^n2*(1-p1-p2) where n1,n2=0,1,2,....n n1+n2<=n


What are Fibonacci's numbers?

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How can you create calculator in computer language cpp?

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What does Fortran statement If left paren If left paren 2 times A comma Y Rt paren Rt paren 6 comma 5 comma 6 mean?

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They are reverse operations, in the sense that if y is the square of x then x is a square root of y. Remember though, that in the above scenario, -x is also a square root of y.


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How many distinguishable permutations can be made from the letters in the word gallipolis?

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