# CBSE Class 11-science Answered

**Define arithmetic mean for an A.P. a, b, c.**

Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM

Expert Answer

If a, b, c are in A.P., then

_{}

So, b is called the arithmetic mean of a and c.

Answered by | 04 Jun, 2014, 03:23: PM

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