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Question 1
The sum to infinity of the series
is
Question 2
If the equations and have root in common, then
Question 3
The solution set of is
Question 4
The value of for which the angle between the vectors and is acute, and the angle between the vector and the axis of ordinates is obtuse, are
Question 5
The values of for which the points with position vectors , and respectively are the vertices of a right angled triangle with are
Question 6
For any three vector are such that , then
Question 7
If for , then = ?:
Question 8
The area enclosed between the curve and the coordinate axes, is
Question 9
If , then the number of solutions in the interval is
Question 10
The value of is
Question 11
From a pack of cards, 2 cards are drawn at random one by one with replacement. The probability that the first is diamond and second is ace is equal to:
Question 12
If then n is equal to:
Question 13
If , then the derivative of the composite function is equal to
Question 14
The equation of a line touching both the parabolas and , is
Question 15
The sum of (p + q)th and (p — q)th terms of an AP is equal to
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