983 students joined Teachoo Black. What are you waiting for?
Ex 6.1
Ex 6.1, 1 (ii)
Ex 6.1, 1 (iii) Important
Ex 6.1, 1 (iv)
Ex 6.1, 1 (v) Important
Ex 6.1, 1 (vi)
Ex 6.1, 1 (vii) Important
Ex 6.1, 1 (viii)
Ex 6.1, 1 (ix) Important
Ex 6.1, 1 (x)
Ex 6.1, 2 (i) Important
Ex 6.1, 2 (ii)
Ex 6.1, 2 (iii) Important
Ex 6.1, 2 (iv)
Ex 6.1, 2 (v) Important
Ex 6.1, 2 (vi)
Ex 6.1, 2 (vii) Important
Ex 6.1, 2 (viii)
Ex 6.1, 3 (i) Important
Ex 6.1, 3 (ii)
Ex 6.1, 3 (iii)
Ex 6.1, 3 (iv) Important
Ex 6.1, 4
Ex 6.1, 5 Important
Ex 6.1, 6
Ex 6.1, 7 (i)
Ex 6.1, 7 (ii) Important
Ex 6.1, 7 (iii)
Ex 6.1, 8 (i)
Ex 6.1, 8 (ii) Important
Ex 6.1, 9 (i)
Ex 6.1, 9 (ii) Important
Ex 6.1, 9 (iv)
Last updated at Aug. 31, 2021 by Teachoo
Ex 6.1, 1 What will be the unit digit of the squares of the following numbers? (i) 81We know that Unit digit of square of any number will be the unit digit of its last digit Unit digit of 812 = Unit digit of 12 = Unit digit of 1 = 1 ∴ Unit digit of square of 81 = 1