Question

Find the valueof k for  which  the pair of linear equations kx+y=k^2 and x+ky=1 has infinitely  many solutions 

A sphere , a cylinder and a cone are of the same radius and same height . Find the ratio of their curved surfaces.

The slant height of a cone is 10 cm and the radius of it's base is 7 cm . what is its curved surface area

integrate xsin^-1(x^2)/√1-x^4

Wich term of the seres 1/3+1/9+1/27.. . . . . . . Is 1/19683

The average weight of 16 student of a school is 40 kg. If a student weighing 25 kg leaves the school , find the average weight of remaining students

• integrate sinx

I want to understand surface area and volume deeply cozzi won't able to understand that chapter 

What is to convert in which?

What formula is to be putt