Question

Find M.D(median) for the following frequency distribution [marks:0-10,10-20,20-30,30-40,40-50][No. of students:5,8,15,16,6]

Sec X+tan X=a then find cosec X

Sec X+tan X=a then find cosec X

Differentiate 〖tan^(-1) (〗⁡〖(√(1+x^2 )-1)/x〗) w.r.to x.

Differentiate tan^-1 (root 1+x²⁾-1/x

If A={a,b} find power set of A×A

please write the answer immediately 😊😊

Show that the relation Rho on R defined as Rho ={(a, b) ;a greater than or equal to b} is reflexive and transitive but not symmetric?