Question

1. two numbers that have a product of 1 are called multiplicative inverses, or
2. the __________________ states that the product of a number and its multiplicative inverse is 1
3. a number that is a factor of 2 or more numbers is a ______________ of both numbers.

Explanation:

1. By definition, two numbers whose product is 1 are reciprocals.
2. The multiplicative - inverse property states that the product of a number and its multiplicative inverse is 1.
3. A number that is a factor of two or more numbers is a common factor of those numbers.

Answer:

1. reciprocals
2. multiplicative - inverse property
3. common factor