Math, asked by animeshboruah09385, 4 months ago

if 9th term of an ap is zero then prove that its double the 19th term.

Answers

Answered by rishi7182

3

Answer:

Substituting n=9 in this formula:

Step-by-step explanation:

20d=2(10d).20d=20d. Therefore,it is proved that the 29th term is twice the 19th term when the 9th term is 0.

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