121 ? 81 64 49 36 25

1 9 25 49 81 ? 169

72. 49 : 81 : : 64 : ?

123. 25 : 81 : : 36 :?

Write the following sets using rule method : A = {1, 4, 9, 16, 25, 36, 49, 64, 81, 100}

Four of the following five are alike in a certain way and so form a group. Which is the one that does not belong to that group? 1) 36 2) 64 3) 49 4) 81 5) 16

Verify the theorem proved above for p= 2, p = 5 and for a^2 = 1, 4, 9, 25, 36, 49, 64 and 81.

Verify the theorem proved above for p= 2, p = 5 and for a^2 = 1, 4, 9, 25, 36, 49, 64 and 81.

Verify the theorem proved above for p= 2, p = 5 and for a^2 = 1, 4, 9, 25, 36, 49, 64 and 81.

Verify the theorem proved above for p= 2, p = 5 and for a^2 = 1, 4, 9, 25, 36, 49, 64 and 81.

Which of the following numbers are perfect squares ? 11, 12, 16, 32, 36, 50, 64, 79, 81, 111, 121