Question 78

State whether the following statement is true or false:

Cube of an odd number is even.

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Solution

False
We know that, the cube of an odd number is always an odd number.
Example: 3 is an odd number. Then $3^{3} = 3 \times 3 \times 3 = 27$
Clearly, 27 is not an even number.

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Question 80

State whether the following statement is true or false:

Cube of an odd number is odd.

Question 79

State whether the following statement is true or false:

Cube of an even number is even.

Question 2(i)

State True or False.
Cube of an odd number is even.

Question 77

State whether the following statement is true or false:

Cube of an even number is odd.

Question 2 (b)

State whether the following statement is true or false:

The sum of two odd numbers and one even number is even.

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