If the points (x, y, -3), (2, 0, -1) and (4, 2, 3) lie on a straight l – McqOptions

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1.	If the points (x, y, -3), (2, 0, -1) and (4, 2, 3) lie on a straight line, then what are the values of x and y respectively?
A.	1, -1
B.	-1, 1
C.	0, 2
D.	3, 4
Answer» B. -1, 1

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