Question

The sum of 3rd and 15th elements of an arithmetic progression is equal to the sum of 6th, 11th and 13th elements of the same progression. Then which element of the series should necessarily be equal
to zero?
11th term
12th term
9th term
8th term​

Answer 1

Answer:

11th term

Step-by-step explanation:

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Answer 2

$\red 1 \red 2 \red t \red h \ \red t \red e \red r \red m$