Q. 203.7( 7 Votes )

If 4/5, a, 2 are in AP, find the value of a.

Answer :

Since, the terms are in an AP, therefore

a - (4/5) = 2 - a

2a = 2 + (4/5)

2a = 14/5

a = 14/10

a = 7/5

a = 7/5

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