The lines 2x = 3y = -z and 6x = -y = -4z – McqOptions

MCQOPTIONS

1.	The lines 2x = 3y = -z and 6x = -y = -4z
A.	are perpendicular
B.	are parallel
C.	intersect at an angle 45°
D.	intersect at an angle 60°
Answer» B. are parallel

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