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Rezolvati in R, ecuatia : √2x-1 =5

Răspuns :

√2x-1= 5 |()²
2x-1= 25
2x=26
x=13
Sper ca te-am ajutat.
[tex] \sqrt{2x-1} =5\\ 2x-1= 5^{2} \ \textless \ =\ \textgreater \ 2x-1=25=\ \textgreater \ 2x=25+1=\ \textgreater \ 2x=26=\ \textgreater \ x=13[/tex]