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OpenStudy (anonymous):
5 over 1+i write the expression as a complex number in standard form
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OpenStudy (cggurumanjunath):
rationalise the denominator !
OpenStudy (kc_kennylau):
\[\frac5{1+i}=\frac{5(1-i)}{(1+i)(1-i)}=\frac{5-i}2=2.5-0.5i\]
OpenStudy (pixiedust1):
WELCOME TO OPEN STUDY :D
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