MathsJEE Main 22 Jan 2026, Shift 1·Q11·MCQ·Moderate

3D Geometry · Image of point in line

If the image of the point

P(1, 2, a)

in the line

\dfrac{x-6}{3} = \dfrac{y-7}{2} = \dfrac{7-z}{2}

is

Q(5, b, c)

, then

a^2 + b^2 + c^2

is equal to

(1)293
(2)264
(3)298
(4)283

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