Worksheet 4.3 More Induction Pre-Calc H Write the statements, S(1), S(k), & S(k + 1) for each of the following, and then prove them. = ($. ) 2 1 n 1 . 1 ( 2 ) 2 ( 3 ) + ... n (n +1 ) n+1 S(1) = S ( k ) = S (k + 1 ) = Proof: 2. 1 + 4 +7 + ... + ( 3n-2) _ n(3n-1) 2 S(1) = S ( k ) = S ( k + 1 ) = Proof