Question

OR
The sum of third and tenth term of an AP is equal to sum of fifth and second term. If 7th term is 27
then, find arithmetic progression
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Answer 1

GOOD MORNING!!!

Nth term in an A.P is given by

An = a + ( n - 1 ) d

where a is ist term and d is common difference.

A7th = a + 6d = 27

a + 6d = 27 ... Equation i

a + 2d + a + 9d = a + 4d + a + d

d = 0 And a = 27

So, the A.P is

27 , 27 , 27 ....

Answer 2

Hope it helps you dear