Question: A combinatoric problem waiting you to solve. Please help. (1) (1) Consider the equation 22? (3X 2 l (5) _ i 2 '. _ 2

A combinatoric problem waiting you to solve. Please help.

(1) (1) Consider the equation 22? (3X 2 l (5) _ i 2 '. _ 2 ' 1:0 (a) Use algebraic manipulation to prove that the left hand and right hand sides of equation ( 1 ) are in fact equal. (b) Use a counting argument to prove that the lef' hand and right hand sides of equation ( 1 ) are in fact equal. (2) Now consider a generalization of the previous equation

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