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Mathematics 16 Online
OpenStudy (anonymous):

sqrt{2x+1} = 2x-5 check please?

OpenStudy (anonymous):

OK, what did u get?

OpenStudy (anonymous):

well can u solve it then show me how to check it? :/

OpenStudy (anonymous):

square both sides, get \[2x+1=4x^2-20x+25\] and solve the resulting quadratic equation. then check the answers.

OpenStudy (anonymous):

With the proviso that your equation refers to the positive square root only.

OpenStudy (anonymous):

in fact i believe there are no answers.

OpenStudy (anonymous):

4

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