# Derive Equation

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Given the attached equation, mathematically prove the second equation ...

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#### Solution Preview

Please see attached

Problem #1

Given:

Mathematically Prove that:

Where:

p(x) = P(X = x)

G(x) = P(X ï‚£ï€ x) =

I will use "Sigma (from x=0 to a)" for the Summation from x=0 to x=a and,

"~" for Infinity.

B(R) = Sigma (from x=R to ~) [x*p(x)] ...

#### Solution Summary

The solution mathematically proves the second equation

$2.49