HARD
Earn 100

What was the main reason for the division of the Mongol Empire after Genghis Khan's death?

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Important Questions on Limits and Derivatives

EASY
A body of mass M moving with velocity v explodes into two equal parts. If one part comes to rest and the other part moves with velocity v0; what would be the value of v0?
MEDIUM
A mass M attached to a horizontal spring executes S.H.M. of amplitude A1. When the mass M passes through its mean position, then a smaller mass m is placed over it and both of them move together with amplitude A2. The ratio of A1A2 is
MEDIUM
If y=x+c1+x2 where c is a constant, when y is stationary, xy is equal to -
MEDIUM

Differentiate the following functions with respect to x.

sin2sin-1x

MEDIUM
If x=3 sin t-sin 3t, y=3 cos t-cos 3t find dydx at t=π3?
EASY
If x + y=t- 1t, x2 + y2=t2 + 1t2 , then dydx is equal to: