it

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popolare Word Problems >

the sum of the square of two consecutive natural numbers is 85.determine the numbers

Soluzione

t h e s u m o f t h e s q u a re o f tw o co n sec u t i v e na t u r a l n u mb ers i s 85. d e t er min e t h e n u mb ers

Soluzione

The numbers : 6, 7 or - 7, - 6

Fasi della soluzione

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

x^{2} + (x + 1)^{2} = 85

Risolvi

x^{2} + (x + 1)^{2} = 85 : x = 6, x = - 7

Inserire in

x = 6 : 7

Inserire in

x = - 7 : - 6

The numbers : 6, 7 or - 7, - 6

Esempi popolari

The product of two consecutive even integers is 624. Find the integers the product of two consecutive integers is 288. Find the integers.Quinn opened a savings account and deposited 600.00. The account earns 10% interest, compounded annually. If he wants to use the money to buy a new bicycle in 3 years, how much will he be able to spend on the bike?A boy is 24 years younger than his father and in two years the sum of their age will be 40. How old is the son and the father now twice the differenza of a number and 7 is 3