Question
Maths
Oct. 13, 2019, 6:29 p.m.
Answer
if n!/(n-r)!r! :n!/(n-(r+1))!r+1! =1/2 and n!/(n-(r+1))!(r+1)! :n!/(n-(r+2))!r+2! =2+3 then find the value of n and r?
Can you explain in English because I don't understand Hindi
If it is possible
If it is possible
Maths
Oct. 13, 2019, 3:52 p.m.
Answer
A wooden bookshelf has an external dimension as follows height zero is equal to 10 cm 5 cm and the thickness of the everywhere that if the rate of polishing
Maths
Oct. 13, 2019, 1:13 p.m.
Answer
The power of engine of a car of mass 1200 kg is 25kW. What is the minimum time required by the car to attain a velocity of 90km/h.