回答: #= 33 / 37-61 / 37i# 说明: #(7-9i)/(6 + i)| *(6-i)的# #((7-9i)(6-I))/((6 + I)(6-i))的# #(42-61i + 9I ^ 2)/(36-6i + 6I-I ^ 2)# #(42-61i + 9I ^ 2)/(36-I ^ 2)# #(42-9-61i)/(36 + 1)# #(33-61i)/(37)# #= 33 / 37-61 / 37i#