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Mathematics 11 Online
OpenStudy (anonymous):

Which of the following points lies in the plane 3x – 2y + 4z = –12? (2,–2, 3) (5, 15, 2) (4, 16, 2) (–4, 3,–2)

OpenStudy (anonymous):

plug they in equation when you get -12, they will lie in the plane

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