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人気のある Word Problems >

The product of two consecutive odd integers is 255. Find the integers.

解

T h e p ro d u c t o f tw o co n sec u t i v e o dd in t e g ers i s 255. F in d t h e in t e g ers .

解

The numbers : 15, 17 or - 17, - 15

解答ステップ

Represent the numbers with

x

:

First number : x

Consecutive number : x + 2

A.T.Q.:

x (x + 2) = 255

解く

x (x + 2) = 255 : x = 15, x = - 17

挿入

x = 15 : 17

挿入

x = - 17 : - 15

The numbers : 15, 17 or - 17, - 15

人気の例

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