Math, asked by tisha6426, 1 year ago

Sum of 4th and 6th term of arithmetic progression is 20

Answers

Answered by Siddharta7

3

The sum of the 4th and 6th terms is

a+3d+a+5d = 20, or

2a+8d= 20, or

a+4d = 10

a = 10 – 4d …(1)

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