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Popolare Word Problems >

the sum of a positive number and its square is 30. Find the numbers

Soluzione

t h e s u m o f a p os i t i v e n u mb er an d i t s s q u a re i s 30. F in d t h e n u mb ers

Soluzione

The number : 5

Fasi della soluzione

Represent the number with

x

A.T.Q.:

x + x^{2} = 30

Risolvi per

x, x + x^{2} = 30 : x = 5, x = - 6

Select positive solutions:

5

The number : 5

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