jee-main 2020 Q70

jee-main · India · session2_05sep_shift1 Vectors: Lines & Planes Perpendicular/Orthogonal Projection onto a Plane
If $( a , b , c )$ is the image of the point $( 1,2 , - 3 )$ in the line, $\frac { x + 1 } { 2 } = \frac { y - 3 } { - 2 } = \frac { z } { - 1 }$, then $a + b + c$ is equal to:
(1) 2
(2) - 1
(3) 3
(4) 1
If $( a , b , c )$ is the image of the point $( 1,2 , - 3 )$ in the line, $\frac { x + 1 } { 2 } = \frac { y - 3 } { - 2 } = \frac { z } { - 1 }$, then $a + b + c$ is equal to:\\
(1) 2\\
(2) - 1\\
(3) 3\\
(4) 1