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Popolare Word Problems >

the sum of the squares of two consecutive integers is 580.

Soluzione

t h e s u m o f t h e s q u a res o f tw o co n sec u t i v e in t e g ers i s 580.

Soluzione

The numbers : \frac{- 1 + 1159}{2}, \frac{- 1 + 1159}{2} + 1 or - \frac{1 + 1159}{2}, - \frac{1 + 1159}{2} + 1

Fasi della soluzione

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

x^{2} + (x + 1)^{2} = 580

Risolvi

x^{2} + (x + 1)^{2} = 580 : x = \frac{- 1 + 1159}{2}, x = - \frac{1 + 1159}{2}

Inserire in

x = \frac{- 1 + 1159}{2} : \frac{- 1 + 1159}{2} + 1

Inserire in

x = - \frac{1 + 1159}{2} : - \frac{1 + 1159}{2} + 1

The numbers : \frac{- 1 + 1159}{2}, \frac{- 1 + 1159}{2} + 1 or - \frac{1 + 1159}{2}, - \frac{1 + 1159}{2} + 1

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