Question: A sequence of numbers u 1 , u 2 , , u n , is given by the formula where n is a

A sequence of numbers u1, u2, … , un, … is given by the formulaUn = 3 (13)" - 1 3(3) =where n is a positive integer.

a. Find the values of u1, u2 and u3.

b. Show that


c. Prove that

Un = 3 (13)" - 1 3(3) =

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