If the tangents on the ellipse the point |ELLIPSEJEEMain2019

JEE MAIN 2019

08-04-2019 S1

Question

If the tangents on the ellipse $4 x^2+y^2=8$ at the points $(1,2)$ and $(\mathrm{a}, \mathrm{b})$ are perpendicular to each other, then a2 is equal to

Select the correct option:

$\frac{64}{17}$

$\frac{2}{17}$

$\frac{4}{17}$

$\frac{128}{17}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Mathematics

Medium

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