Question: Determine whether the planes are parallel. (a) 4x - y + 2z = 5 and 7x - 3y + 4z = 8 (b) x -

Determine whether the planes are parallel.
(a) 4x - y + 2z = 5 and 7x - 3y + 4z = 8
(b) x - 4y - 3z - 2 = 0 and 3x - 12y - 9z - 1 = 0

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