Maths-
General
Easy
Question
If a,b,c are different non- negative numbers and a+ a+ c; + and c+ c+ blie in a plane, then c is -
- A.M. of a, b
- G.M. of a, b
- H.M. of a, b
- None of these
The correct answer is: G.M. of a, b
= 0 – (ab – c2) = 0 ab = c2
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