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OpenStudy (anonymous):
Radical equations, simple but im stuck with the signs! do you get rid of the negative when you square??
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OpenStudy (anonymous):
\[\sqrt{6x+1}+3=0\]
OpenStudy (anonymous):
yeah
OpenStudy (anonymous):
The solution is complex
OpenStudy (anonymous):
i got 10/6
OpenStudy (anonymous):
something is wrong then.
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OpenStudy (anonymous):
:D thanks, can someone solve it so i can see if i got the right answer
OpenStudy (anonymous):
\[\sqrt{11} + 3 \neq 0\]
OpenStudy (anonymous):
i think its 9/6? does that sound right
OpenStudy (anonymous):
There is no real number that you can plug that has a negative square root, you need that \[\sqrt{somenumber} = -3\]
OpenStudy (anonymous):
are you agree?
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OpenStudy (anonymous):
I'm sorry but I'm confused
OpenStudy (anonymous):
Well the step in wich you square it's wrong, for example:
\[2\neq -2\]
but \[(2)^2 = (-2)^2\]
OpenStudy (saifoo.khan):
Answer is NO SOLUTION.
OpenStudy (anonymous):
Are you 100% sure?
OpenStudy (saifoo.khan):
200%
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OpenStudy (anonymous):
ok thank you, brb
OpenStudy (anonymous):
There is a solution, but its a complex solution.
OpenStudy (saifoo.khan):
Prove it @victor.
OpenStudy (anonymous):
what do you want as a proof?
OpenStudy (anonymous):
if you multiply a negative by a negative its positive....do you rmbr that stuff?|dw:1320792771599:dw|
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