ko

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

인기 있는 Word Problems >

The product of two consecutive integers is 272. Which quadratic equation can be used to find x, the smaller number?

해법

T h e p ro d u c t o f tw o co n sec u t i v e in t e g ers i s 272. Whi c h q u a d r a t i c e q u a t i o n c an b e u se d t o f in d x, t h e s ma ll er n u mb er ?

해법

The numbers : 16, 17 or - 17, - 16

솔루션 단계

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

x (x + 1) = 272

x (x + 1) = 272

해결 :

x = 16, x = - 17

x = 16

끼우다 :

17

x = - 17

끼우다 :

- 16

The numbers : 16, 17 or - 17, - 16

인기 있는 예

The 차이 of two numbers is 16 and the sum of their squares is 130. WHat are the two numbers?Erin opened a savings account and deposited 800.00 as principal. The account earns 7% interest, compounded annually. What is the balance after 8 years?The sum of twice a number and 4 is 14 Find two consecutive whole numbers that sqrt(28) lies between.Maureen opened a savings account and deposited 600.00 as principal. The account earns 9% interest, compounded monthly. What is the balance after 5 years? round to nearest tenth