1oth standard
a*b=ab/5 for all a,b belongs to {0} write the element for binary operation also find the value of x given by 2*(x*5)=10
Find the number of natural numbers between 102 and 998 which are divisible by 2 or 5 both.
Ncert math solutions class 12 chapter 5 ex 5.1
if a triangle ABC right angled at C then value of cosec(A+B) is
Class 12 concept of differential equations