### Home > MC2 > Chapter 5 > Lesson 5.2.4 > Problem 5-81

5-81.

Copy and complete each of the Diamond Problems below. The pattern used in the Diamond Problems is shown below.

What are the product and sum of

and ?

Which two numbers have a product of

and a sum of ? Since the sum is

, one number must be negative and one must be positive, but both numbers must have the same magnitude.