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#1 2011-12-16 06:14:14

juantheron
Member
Registered: 2011-10-19
Posts: 312

exponential equation

find no. of real value of x for which

and
are in Arithmetic progression

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#2 2011-12-16 07:49:50

juantheron
Member
Registered: 2011-10-19
Posts: 312

Re: exponential equation

my solution

If

and
are in A.P, Then

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