True
The is false. "the whole number" is a single number while "the set of natural numbers" is a set. A single number cannot be equal to a set.
false they intersect at a single point
true (that's the whole point of absolute value)
True
False
False
False
False
Empire true or false true
The answer depends on whether you mean additive opposite (TRUE) or multiplicative opposite (FALSE).
True
That is true.