1. True: The sum of any two odd numbers is always even.
2. True: The commutative property holds for addition and multiplication. That is, a + b = b + a and a · b = b · a.
3. False: The square root of a negative number is a real number.
4. True: The circumference of any circle can be determined using the formula C = 2πr, where r is the radius and π is a constant.
5. True: The product of any number and zero is zero.
6. False: All prime numbers are odd.
7. True: The sum of the angles in any triangle is always 180 degrees.
8. False: Division is always commutative. That is, a ÷ b = b ÷ a.
9. False: The value of any number raised to the power of zero is zero.
10. True: The square of an integer is always a positive number (or zero).
write notes on math true or false statements
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