Fill in the blanks.
If the sum of two numbers is zero, the numbers must be
?
undefined
opposites
reciprocals
numerator
zero
.
If a fraction equals zero, the
?
undefined
opposites
reciprocals
numerator
zero
must be zero.
If the product of two numbers is zero, one of the numbers must be
?
undefined
opposites
reciprocals
numerator
zero
.
If the divisor in a quotient is zero, the quotient is
?
undefined
opposites
reciprocals
numerator
zero
.