Write the word or phrase that best completes each statement or answers the question.
Use mathematical induction to prove the following statement for all positive integers n.
-$2 + 5 + 8 + \ldots + ( 3 n - 1 ) = \frac { n } { 2 } ( 3 n + 1 )$

Question

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The Answer of Write the word or phrase that best completes each statement or answers the question.
Use mathematical induction to prove the following statement for all positive integers n.
-$2 + 5 + 8 + \ldots + ( 3 n - 1 ) = \frac { n } { 2 } ( 3 n + 1 )$

Write the Word or Phrase That Best Completes Each Statement 2+5+8+…+(3n−1)=n2(3n+1)2 + 5 + 8 + \ldots + ( 3 n - 1 ) = \frac { n } { 2 } ( 3 n + 1 )2+5+8+…+(3n−1)=2n​(3n+1)

Write the Word or Phrase That Best Completes Each Statement $2 + 5 + 8 + \ldots + ( 3 n - 1 ) = \frac { n } { 2 } ( 3 n + 1 )$