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Lika48910
@Lika48910
July 2022
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1.Выполнить действия с комплексными числами: а) z1+z2; в) z1*z2; б) z1-z2; г) z1/z2;, если z1= 1-4i z2=4-9i
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andrejer
Z1+z2= 1-4i+4-9i=5-13i
Z1*z2=(1-4i)*(4-9i)=(4-36)+(-9+16)i=-32+7i
Z1-z2=-3+5i
Z1/z2=4+36/4^2+(-9)^2 +(-16)+9i /4^2+(-9)^2
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Answers & Comments
Z1*z2=(1-4i)*(4-9i)=(4-36)+(-9+16)i=-32+7i
Z1-z2=-3+5i
Z1/z2=4+36/4^2+(-9)^2 +(-16)+9i /4^2+(-9)^2