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Populaire >

Two numbers differ by 4. The product of the two numbers is 221. What are the numbers?

Solution

Two numbers differ by 4. The product of the two numbers is 221. What are the numbers?

Solution

The numbers : 17, 13 or - 13, - 17

étapes des solutions

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x - y = 4

x y = 221

x - y = 4, x y = 221 : (x = 17, y = 13 x = - 13, y = - 17)

The numbers : 17, 13 or - 13, - 17

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