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Mathematics 19 Online
OpenStudy (anonymous):

simplify expression?

OpenStudy (anonymous):

@hartnn

hartnn (hartnn):

try to understand what i was doing,then u can do it on your own....i would write root(-49) as i*root49=7i....now why i did such a thing,can u understand?

hartnn (hartnn):

the denominator is simple just 3-2+4i-(-5i)....do it...

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