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Mathematics 6 Online
OpenStudy (anonymous):

What are the zero's of this quadratic? 4b^2-2b+7=0

OpenStudy (anonymous):

\[4b ^{2}-2b+7=0\]

OpenStudy (anonymous):

I have what I think is the answer but I am just checking what other people get.

OpenStudy (anonymous):

@jim_thompson5910

jimthompson5910 (jim_thompson5910):

what did you get

jimthompson5910 (jim_thompson5910):

first off, did you learn about complex or imaginary numbers at all?

OpenStudy (anonymous):

\[x= \frac{ 1 }{ 4 } \pm \frac{ 3i \sqrt{3} }{ 4 }\]

OpenStudy (anonymous):

yes

jimthompson5910 (jim_thompson5910):

you nailed it, just checking sometimes the answer is simply "no real solutions" if you haven't learned about complex/imaginary numbers

OpenStudy (anonymous):

oh haha thanks, sometimes I make dumb, little mistakes when doing complex/imaginary numbers. thanks!

jimthompson5910 (jim_thompson5910):

it looks like you know exactly what you're doing, which is great

OpenStudy (anonymous):

I have a few more to do, so I will tag you in a comment if I need to confirm my answers, is this okay?

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