Compute (3+2i)+(1−5i)(3 + 2i) + (1 - 5i)(3+2i)+(1−5i).
4−3i4 - 3i4−3i
4+7i4 + 7i4+7i
2+7i2 + 7i2+7i
2−3i2 - 3i2−3i