If the curves, (x²)/a + (y²)/b = 1 and (x²)/c + (y²)/d = 1 intersect each other at an angle of 90°, then which of the following relations is TRUE?

Limit, Continuity and Differentiability: JEE Main 2021 Mathematics question

JEE Main 2021 · 25 Feb, Morning shift · Q2782

JEE Main 202125 Feb, Morning shiftMathematicsMediumLimit, Continuity and Differentiability420× since 2002

If the curves,

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

and

{{{x^2}} \over c} + {{{y^2}} \over d} = 1

intersect each other at an angle of 90

^\circ

, then which of the following relations is TRUE?

JEE Main 2021 · 25 Feb, Morning shift · Q2782

JEE Main 202125 Feb, Morning shiftMathematicsMediumLimit, Continuity and Differentiability420× since 2002

If the curves,

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

and

{{{x^2}} \over c} + {{{y^2}} \over d} = 1

intersect each other at an angle of 90

^\circ

, then which of the following relations is TRUE?