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受欢迎的 Word Problems >

The product of two consecutive negative integers is 30 . Find the value of the lesser integer.:Answer Attempt 1 out of 2

解答

T h e p ro d u c t o f tw o co n sec u t i v e n e g a t i v e in t e g ers i s 30 . F in d t h e v a l u e o f t h e l esser in t e g er . : A n s w er A tt e m pt 1 o u t o f 2

解答

The smallest number : - 6

求解步骤

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

x (x + 1) = 30

解

x (x + 1) = 30 : x = 5, x = - 6

Select negative solutions:

- 6

x + 1 = - 6 + 1 = - 5

Select the smallest solution:

- 6

The smallest number : - 6

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