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인기 있는 Word Problems >

the product of two positive consecutive integers is 72. Find the integers

해법

t h e p ro d u c t o f tw o p os i t i v e co n sec u t i v e in t e g ers i s 72. F in d t h e in t e g ers

해법

The numbers : 8, 9

솔루션 단계

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

x (x + 1) = 72

x (x + 1) = 72

해결 :

x = 8, x = - 9

Select positive solutions:

8

x + 1 = 8 + 1 = 9

The numbers : 8, 9

인기 있는 예

The 지름 of a circle is 38 in. Find its area 요인 The product of two consecutive odd integers is 195. Find the integers.nine less than twice a number is thirty one.how much bigger is 7 than 3 Connor puts 1,000.00 into an account to use for school expenses. The account earns 5% interest, compounded monthly. How much will be in the account after 8 years?