AP EAMCET Engineering 20 Apr 2019 Shift 2 Paper

Section: Mathematics
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Question : 63 of 160
 
Marks: +1, -0
If α =
lim
x→0
x.2x−x
1−cosx
and β =
lim
x→0
x.2x−x
√1+x2−√1−x2
then
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