The differential equation of the family of circles passing through the origin and having centres on the x-axis is
2xy(dy/dx) = x² - y²
2xy(dy/dx) = y² - x²
2xy(dy/dx) = x² + y²
2xy(dy/dx) = x² + y² = 0
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