hello guys,

 from now onwards i ll be posting some very gud questions in maths  for all of us to try ......... so please all of u try and  enjoy.......

the headings of my problem post will be : "problem no. 1","problem no.2", etc/.......

problem no.1

find the sum of

and determine the value of x for which it is valid.........

edited

log(1+((roota)x)²)=ax²-a²(x⁴/2)+a³(x⁶/3).......now change x to 1/x

log(1+((roota)/x)²)=a(1/x²)-a²(1/2x⁴)+a³(1/3x⁶).....



Add and get answer as log(1+((roota)/x)²)+log(1+((roota)x)²)

valid for x not equal to zero and valid for all x for a>0