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Популярное Word Problems >

The разность of the squares of two consecutive even integers is 84. Find the integers.

Решение

T h e d i ff ere n ce o f t h e s q u a res o f tw o co n sec u t i v e e v e n in t e g ers i s 84. F in d t h e in t e g ers .

Решение

The numbers : - 22, - 20

Шаги решения

Represent the numbers with

x

:

First number : x

Consecutive number : x + 2

A.T.Q.:

x^{2} - (x + 2)^{2} = 84

Решить

x^{2} - (x + 2)^{2} = 84 : x = - 22

x + 2 = - 22 + 2 = - 20

The numbers : - 22, - 20

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