√2 is irrational prove that
Exercise 9.3 class 9 Chapter 9 ncert
Ch 7 of class 9
Find the mean deviation about median
Xi 3,6,9,12,13,15,21,22
Find 3,4,5,2,4,5,4,3
find the formula of the nth term of a sequence 1, -1, 1, -1, 1,...
find the first four terms of the sequence (1-n)/n^2
ch 1 rational number
prove 6+3root2 is irrational