Q)
(chatquestion)...1
Q =
1x2 3x4 5x6
then
....
(a) P = Q
(c) P = 20
(b) 2P = Q
(d) P= 4Q
(2013)
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6.
Let S denote the sum of the infinite series
8 21 40 65
1+ +
13.
+-
+.... Then
2! 3! 4! 5!
(a) S< 8
(b) S> 12
(c) 8<S< 12
(d) S= 8
(2014)
7.
%3D
1. Let a, B be the roots of x - x-1 0 and S, = a"
%3D
...
