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Phổ biến Word Problems >

The product of two consecutive positive odd integers is 63. Find the value of the greater integer.

Lời Giải

T h e p ro d u c t o f tw o co n sec u t i v e p os i t i v e o dd in t e g ers i s 63. F in d t h e v a l u e o f t h e g re a t er in t e g er .

Lời Giải

The largest number : 9

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

Select positive solutions:

7

x + 2 = 7 + 2 = 9

Select the largest solution:

9

The largest number : 9

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