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OpenStudy (anonymous):
simplify (3/4+4/5i)-(1/2-3/10i)
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hartnn (hartnn):
combine real and imaginary parts. whats 3/4 -1/2 =...? 4/5 - (-3/10) =... ?
OpenStudy (anonymous):
1/4 and 11/10
hartnn (hartnn):
thats absolutely correct! so its \(\large \dfrac{1}{4} + \dfrac{11i}{10}\) good! :)
OpenStudy (anonymous):
Thank you ( :
hartnn (hartnn):
welcome ^_^
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