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Popular >

Find two consecutive integers such that the square of the smaller plus twice the larger is50.

Solución

Find two consecutive integers such that the square of the smaller plus twice the larger is50.

Solución

The numbers : 6, 7 or - 8, - 7

Pasos de solución

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

x^{2} + 2 (x + 1) = 50

Resolver

x^{2} + 2 (x + 1) = 50 : x = 6, x = - 8

Sustituir

x = 6 : 7

Sustituir

x = - 8 : - 7

The numbers : 6, 7 or - 8, - 7

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