TS EAMCET 03 May 2019 Shift 1 Solved Paper

Section: Mathematics
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Question : 3 of 160
 
Marks: +1, -0
Assertion (A) : If |x| < 1 , then
∞
Σ
n=0
(−1)n
xn+1
=
x
x+1

Reason (R) : If |x| < 1 , then (1+x)−1 = 1 - x + x2−x3 + ...
Which one of the following is true?
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