If the distance of the point (a,2,5) from the image of the point (1,2,7) in the line x/1=(y-1)/1=(z-2)/2 is 4, then the sum of all possible values of a is equal to:

Three Dimensional Geometry: JEE Main 2026 Mathematics question

JEE Main 2026 · 5 Apr, Evening shift · Q15

JEE Main 20265 Apr, Evening shiftMathematicsEasyThree Dimensional Geometry249× since 2002

If the distance of the point

(a,2,5)

from the image of the point

(1,2,7)

in the line

\frac{x}{1}=\frac{y-1}{1}=\frac{z-2}{2}

is 4, then the sum of all possible values of

a

is equal to :