Q72 of 142 Page 88

State whether the statements are true (T) or false (F).
The square root of a perfect square of n digits will have digits, if n is odd.

Given: square root of a perfect square of n digit.

If perfect square of 3 digits then the square root has 2 digits. i.e.

If perfect square of 5 digits then the square root has 3 digits. i.e.

Which is true.

Hence, the given statement is true.

State whether the statements are true (T) or false (F).

If a² ends in 5, then a³ ends in 25.

State whether the statements are true (T) or false (F).

If a² ends in 9, then a³ ends in 7.

State whether the statements are true (T) or false (F).

Square root of a number x is denoted by .

State whether the statements are true (T) or false (F).

A number having 7 at its ones place will have 3 at the units place of its square.

State whether the statements are true (T) or false (F).The square root of a perfect square of n digits will have digits, if n is odd.