dovanvai2911 dovanvai2911
  • 25-07-2021
  • World Languages
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Cho 2 đường thẳng d1: 3x-y-3=0 và d2: x+y = 0. Phép đối xứng tâm I biến d1 thành d1': 3x-y+1 = 0 và biến d2 thành d2': x+y-6 = 0 là gì ?

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hoangthuynhi
hoangthuynhi hoangthuynhi
  • 25-07-2021

Answer:

x+y-6=0 => x+y=6

Explanation xin lỗi nhưng mục đề của bạn làm tôi không thể hiểu   :

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