Q82 of 142 Page 88

State whether the statements are true (T) or false (F).
363×81 is a perfect cube.

Given: 363×81

Factors of 363×81 = 3 ×11 × 11 × 3 × 3 ×3 × 3

= 3³ ×11 × 11 × 3 × 3

As we see, 363×81 is not a perfect cube.

Hence, the given statement is false.

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

Cube of an odd number is odd.

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

999 is a perfect cube.

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

Cube roots of 8 are + 2 and -2.

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

State whether the statements are true (T) or false (F).363×81 is a perfect cube.