If y = (cos x)^(cos x)^(cos x)... , then dy/dx is equal to
y^2 tan x / (1 - y ln(cos x))
y^2 tan x / (1 + y ln(cos x))
y^2 tan x / (1 - y ln(sin x))
y^2 sin x / (1 + y ln(sin x))
For election to the Lok Sabha, a nomination paper can be filed by
Miscellaneous · Easy
In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
Miscellaneous · Easy
Which among the following events happened earliest ?
Miscellaneous · Easy
An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?
Miscellaneous · Easy