zs

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

受欢迎的 Word Problems >

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

解答

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 ?

解答

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

求解步骤

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

x (x + 1) = 72

解

x (x + 1) = 72 : x = 8, x = - 9

代入

x = 8 : 9

代入

x = - 9 : - 8

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

流行的例子

If john had 3 apples and ryan had 2, how many apples total 45% of what number is 63 The 周长 of a circle is 23pi in. What is the area, in square inches? Express your answer in terms of 8 is an even number science fair poster is a rectangle 36 inches long and 24 inches wide. What is the 面积 of the poster in square feet? Be sure to include the correct unit in your answer.