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인기 있는 Word Problems >

The product of two consecutive odd integers is 255. 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 o dd in t e g ers i s 255. F in d t h e in t e g ers .

해법

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

솔루션 단계

Represent the numbers with

x

:

First number : x

Consecutive number : x + 2

A.T.Q.:

x (x + 2) = 255

x (x + 2) = 255

해결 :

x = 15, x = - 17

x = 15

끼우다 :

17

x = - 17

끼우다 :

- 15

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

인기 있는 예

3 times the 차이 between a number and 3 is equal to 15 find the 지름 of a circle with an area 16pi square millimeter Megan is 30 years younger than Bob. Erik is 74. Keenan is 22 years younger than Erik and 4 years older than Bob. How old is Bob?Eight less than a certain number is 2 more than three times the number.4% of what number is 35?