vectors of the same magnitude |Determinants| JEEMAIN2025

JEE MAIN_2025

070425_S2

Question

Let $\vec{a}$ and $\vec{b}$ be the vectors of the same magnitude such that $\frac{|\vec{a}+\vec{b}|+|\vec{a}-\vec{b}|}{|\vec{a}+\vec{b}|-|\vec{a}-\vec{b}|}=\sqrt{2}+1$. Then $\frac{|\vec{a}+\vec{b}|^2}{|\vec{a}|^2}$ is :

Select the correct option:

$2+4 \sqrt{2}$

$4+2 \sqrt{2}$

$2+\sqrt{2}$

$1+\sqrt{2}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Physics

Easy

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