Never.
never a negative
Remember that when two numbers with the same sign are multiplied,their product is always positive.
sometimes
sometimes
iT IS NEVER NEGATIVE, IT IS ALWAYS POSITIVE
never a negative
Sometimes.* If "n" is positive, "-n" is negative. * If "n" is negative, "-n" is positive. * If "n" is zero, "-n" is also zesro.
Remember that when two numbers with the same sign are multiplied,their product is always positive.
sometimes
sometimes
never
sometimes
iT IS NEVER NEGATIVE, IT IS ALWAYS POSITIVE
It is always positive, and not just for decimal numbers but for all numbers.
Opposite of positive number will always be a negative number. The total of the two has to be zero as per the definition. So the zero does not have the opposite number.
The opposite of a number depends on what the relevant operation is. For addition or multiplication - the two common operators - the answer to the question depends on what the first number is.
always!