The sum and the product of two numbers are 16 and 15 respectively, the difference of the number is?
Choose the correct choice from the following:
A) 14
B) 6
C) 7
D) 8
E) 2
Explanation:   x + y = 16   xy = 15   (x- y)2 = (x + y)2 - 4xy   (x- y)2 = 256 - 60 =&gt; (x - y) = 14   14nswer: 14
<result>A</result>
The sum and the product of two numbers are 16 and 15 respectively, the difference of the number is?