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## Main Question or Discussion Point

**1. Homework Statement**

Simplify the summation statement.

**2. Homework Equations**

a.) [tex] \sum^n _{k=0} = \frac{k-1}{2^k}[/tex]

b.) [tex] \sum^{\infty} _{k=0} = (3k - 3^k) [/tex]

c.) [tex] \sum^n _{k=1} = \frac{-1}{k(k + 1)} [/tex]

**3. The Attempt at a Solution**

Please I need your help.

Kindly post here some link of the tutorial for Algorithm analysis.

thank you.

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