Math miscellaneousEasy
Question
Let Tr = 
, (a < 0), then the value of 
is -
, (a < 0), then the value of is -Options
A.
B.1
C.
D.
Solution
Tr = 
Tr =
T2 =
T3 =
Sum of series = -
Tr =
T2 =
T3 =
Sum of series = -
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