cuong16 cuong16
  • 24-04-2024
  • Mathematics
contestada

Trong không gian hệ trục toạ độ OXYz cho điểm M( 7,6,4 ) và đường thẳng (d) x trừ 2 chia 2 bằng y cộng 1 chia 3 bằng z trừ 1 chia trừ 1
Phương trình tham số của đường thẳng đi qua M và cắt vuông góc với:d)

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