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OpenStudy (anonymous):
Please explain how to do this
OpenStudy (anonymous):
i have \[\sqrt{37}+\sqrt{20}\]
OpenStudy (anonymous):
but i'm not sure it that is correct
OpenStudy (dangerousjesse):
Not quite
OpenStudy (anonymous):
\[\sqrt{57}?\]
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OpenStudy (anonymous):
i dont think so.
it is just simple
-5+8i
OpenStudy (anonymous):
\[\sqrt{89} Then?\]
OpenStudy (dangerousjesse):
Simplify the following:
\[-1+6 i-4+2 i \]Evaluate \[-1+6 i-4+2 i. \]\[-1+6 i-4+2 i = (6 i+2 i)+(-1-4) = -5+8 i: \]
OpenStudy (dangerousjesse):
Ayuni, you may want to help them get the answer before just giving it to them :P It's not going to be\[\sqrt{x}\]because you're looking for the simplest version.
OpenStudy (anonymous):
the question just ask u to simplify. then, nothing else u should do after that. just left the answer like that.
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OpenStudy (dangerousjesse):
Look through the equation I just wrote and solve for the most simple version.
OpenStudy (anonymous):
owhh.. ok.. thanks 4 that dangeroujesse.
OpenStudy (anonymous):
Oh I see so all you have to do really is combine the imaginary numbers and the read ones?