huynhthituongvi01052 huynhthituongvi01052

15-06-2021
English

contestada

2x+2y-4z=m
-3x+5y-z=3
-4x-4y+8z=-2
xác định giá trị của tham số m để hệ phương trình sau có vô số nghiệm

Respuesta :

honggnhien290802 honggnhien290802

15-06-2021

Answer:

253ry

Explanation:

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