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受欢迎的 Word Problems >

The product of two consecutive integers is 462 . What are the integers?

解答

T h e p ro d u c t o f tw o co n sec u t i v e in t e g ers i s 462 . Wha t a re t h e in t e g ers ?

解答

The numbers : 21, 22 or - 22, - 21

求解步骤

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

x (x + 1) = 462

解

x (x + 1) = 462 : x = 21, x = - 22

代入

x = 21 : 22

代入

x = - 22 : - 21

The numbers : 21, 22 or - 22, - 21

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