The sum of two numbers is 5, and their product is Then what is the difference between the numbers?

The sum of two numbers is 5, and their product is Then what is the difference between the numbers?

A 1

B 2

C 3

D 4

Solution

Correct Answer: Option C

x+y=5

xy=4

x-y=√{(x+y)2-4xy}

=3