Maths-
General
Easy
Question
Let f: R → R be a function defined by f(x) = –
, then the graph of f(x) lies in the –
- I and II quadrants
- I and III quadrants
- II and III quadrants
- III and IV quadrants
The correct answer is: III and IV quadrants
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Two identical balls 
and 
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Each spring has a natural length of 
and force constant 
Initially both the balls are displaced by an angle 
radian with respect to the diameter 
of the circle and released from rest. The frequency of oscillation of the ball is
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Assertion: Consider an ellipse having its focii at A(z1) and B(z2) in the argand place. If the eccentricity of the ellipse be 'e' and it is known that origin is an interior point of ellipse, then 
.
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maths-General
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and 
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physics-General
