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인기 있는 Word Problems >

The product of two consecutive integers is 72:Find the integers.

해법

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 72 : F in d t h e in t e g ers .

해법

The numbers : 8, 9 or - 9, - 8

솔루션 단계

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

x (x + 1) = 72

x (x + 1) = 72

해결 :

x = 8, x = - 9

x = 8

끼우다 :

9

x = - 9

끼우다 :

- 8

The numbers : 8, 9 or - 9, - 8

인기 있는 예

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