Sometimes.
Sometimes true.
Sometimes
sometimes
Sometimes.
Sometimes true. The LCM of 4 and 9 is 36. The LCM of 4 and 8 is 8.
always
Remember that when two numbers with the same sign are multiplied,their product is always positive.
Always
The answer is sometimes - when the multiple in question is 1.
sometimes true
The product of two prime numbers is always a composite number, and it never is a prime number.
They are always true - if your calculations are sound.