JEE MATHEMATICS MCQ: ELLIPSE

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Application +4 | -1

The normal at

\left(2, \frac{3}{2}\right)

to the ellipse,

\frac{x^{2}}{16}+\frac{y^{2}}{3}=1

touches a parabola, whose equation is

View answer and explanation

Correct option: A

y^{2}=-104 x

Option A (

y^{2}=-104 x

) is correct because the normal to the ellipse at the given point touches the parabola

y^2 = 4ax

when the condition

a - mc = 0

is satisfied.

More Questions from ELLIPSE

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\frac{x^2}{144}+\frac{y^2}{81}=1

m

\mathrm{M}

\mathrm{mM}

P

\frac{{{x^2}}}{{25}} + \frac{{{y^2}}}{{16}} = 1

S

S'.

A

PSS',

A

A

B

(\sqrt{7}, 0)

(-\sqrt{7}, 0)

P

9 x^{2}+16 y^{2}=144

\mathrm{PA}+\mathrm{PB}

\frac{x^2}{a^2}+\frac{y^2}{b^2}=1

r

\frac{x^2}{25}+\frac{y^2}{16}=1

P

x=0

Q

R

Q

y=x

Q

R

N P

Q

P

O