Seudónimo
Seudónimo
24-04-2017
Mathematics
contestada
Simplify the expression
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PsychrolutesMarcidus
PsychrolutesMarcidus
25-04-2017
√-4 =√4i
Negavite square roots can be expressed as i
√4i /(3+i)-(2+3i)
= √4i/3+i -2 -3i
= √4i/1-2i
0= √4i/1-2i
=( √4i/1-2i)²
= 4i/(1-2i)²
= 4i/(1-4i+4i²)
= 4i/(1-4i+4)
= 4i/(5-4i)
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