JEE MATHEMATICS MCQ: STRAIGHT LINES

1 Easy

1 of 1

Application +4 | -1

P = \left( {1,0} \right),Q = \left( { - 1,0} \right)

and

R = \left( {2,0} \right)

are three given points, then the locus of the point

S\left( {x,y} \right)

satisfying the relation

S{Q^2} + + S{R^2} = 2S{P^2}

View answer and explanation

Correct option: D

A straight line parallel to

y

-axis

Option D (A straight line parallel to

y

-axis) is correct because the equation simplifies to a linear equation in x, indicating a vertical line.

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y = 2\;x + 4

6x = 3y + 5

{x^2} + {y^2} + 2xy - 8ax - 8ay - 9{a^2} = 0

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