Пошаговое объяснение:
z1+z2=8+3i+7+i=15+4i
z1-z2=8+3i-7-i=1+2i
z1*z2=(8+3i)*(7+i)=56+21i+8i-3=53+29i
z1/z2=(8+3i)/(7+i)=((8+3i)*(7-i))/((7+i)*(7-i))=((8+3i)*(7-i))/48= (56+21i-8i+3)/48=(59+13i)/48
Пошаговое объяснение:
z1+z2=8+3i+7+i=15+4i
z1-z2=8+3i-7-i=1+2i
z1*z2=(8+3i)*(7+i)=56+21i+8i-3=53+29i
z1/z2=(8+3i)/(7+i)=((8+3i)*(7-i))/((7+i)*(7-i))=((8+3i)*(7-i))/48= (56+21i-8i+3)/48=(59+13i)/48