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Phổ biến Word Problems >

The product of two consecutive odd integers is 63 . Find the integers.Note: Each set of brackets represents one solution.

Lời Giải

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 63 . F in d t h e in t e g ers . N o t e : E a c h se t o f b r a c k e t s re p rese n t s o n e so l u t i o n .

Lời Giải

The numbers : 7, 9 or - 9, - 7

Các bước giải pháp

Represent the numbers with

x

:

First number : x

Consecutive number : x + 2

A.T.Q.:

x (x + 2) = 63

Giải

x (x + 2) = 63 : x = 7, x = - 9

Thay

x = 7 : 9

Thay

x = - 9 : - 7

The numbers : 7, 9 or - 9, - 7

Ví dụ phổ biến

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