Easy
If Z1=−6−4iZ_1=-6-4 iZ1=−6−4i and Z2=8−3iZ_2=8-3 iZ2=8−3i, then the value of Z1+Z2Z_1+Z_2Z1+Z2 is
2−7i2-7 i2−7i
−2−7i-2-7 i−2−7i
2+7i2+7 i2+7i
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