The product of two consecutive negative even integers is 8. Find the value of the lesser integer

解

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 e v e n in t e g ers i s 8. F in d t h e v a l u e o f t h e l esser in t e g er

The smallest number : - 4

解答ステップ

Represent the numbers with

x

First number : x

Consecutive number : x + 2

A.T.Q.:

x (x + 2) = 8

解く

x (x + 2) = 8 : x = 2, x = - 4

Select negative solutions:

- 4

x + 2 = - 4 + 2 = - 2

Select the smallest solution:

- 4

The smallest number : - 4