SOLUTION: The 4th term of an AP is zero. Prove that the 25th term of the A.P. is three times the 11th term.
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Question 1088296: The 4th term of an AP is zero. Prove that the 25th term of the A.P. is three times the 11th term.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
So,
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So then,
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