avaloeffler
avaloeffler
15-03-2015
Mathematics
contestada
Simplify the expression (2+5i)(-1+5i)
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Hippalectryon
Hippalectryon
15-03-2015
[tex](2+5i)(5i-1)=(-2-25)+i(10-5)=-27+5i[/tex]
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konrad509
konrad509
16-03-2015
[tex](2+5i)(-1+5i)=\\ -2+10i-5i-25=\\ -27+5i[/tex]
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