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פּוֹפּוּלָרִי Word Problems >

The product of two consecutive numbers is 72. What are the numbers?

פתרון

T h e p ro d u c t o f tw o co n sec u t i v e n u mb ers i s 72. Wha t a re t h e n u mb ers ?

פתרון

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

צעדי פתרון

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

x (x + 1) = 72

x (x + 1) = 72

פתור את:

x = 8, x = - 9

x = 8

החלף את:

9

x = - 9

החלף את:

- 8

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

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