duchunngg20 duchunngg20

16-06-2021
Mathematics

contestada

2x-√x(1-2x) =1
x+√4-x² =2

Respuesta :

baral6887 baral6887

20-06-2021

Answer:

or, 2x-x^2+2x^2=1

or,2x+x^2=1

or,x^2+2x-1=0

or,x^2+x+x-1=0

or,x(x+1)+1(x-1)=0

or,(x+1)(x-1)=0

therefore x=(-1,+1)

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