Offline paper
Mathematics · 2018
JEE Main 2018 · 2018-04-08 Offline · Q72
If the curves y^2=6 x, 9 x^2+ b y^2=16 intersect each other at right angles, then the value of b is:
If the curves $\displaystyle y^2=6 x, 9 x^2+\mathrm{b} y^2=16$ intersect each other at right angles, then the value of b is :
Official answer
(4)
$\displaystyle \frac{9}{2}$
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JEE Main 2018 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.