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If there successive terms of a G.P with common ratio r(r>1) form the sides of a  ΔABC and [r] denotes greates integer  function, then [ r ]+[ - r]  = 

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a
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b
1
c
-1
d
-12

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detailed solution

Correct option is C

a,ar,ar2 are sides of a triangle⇒ar2−ar


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Suppose a, b, c are in A.P. and a2, b2, c2, are in G.P . If a<b<c and a+b+c=32 then the value of a, is 


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