Q. 55.0( 1 Vote )

A line passes through the points A(2, -1, 4) and B(1, 2, -2). The equations of the line AB are
A.

B.

C.

D. none of these

Answer :

To write the equation of a line we need a parallel vector and a fixed point through which the line is passing


Parallel vector=



Or =


Fixed point is 2î -ĵ +4k̂


Equation




Or


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