The acute angle between | Vector & 3D | JEE - MAIN - 2022

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JEE MAIN 2022

28-6-2022 S1

Question

The acute angle between the planes $\mathrm{P}_1$ and $\mathrm{P}_2$, when $\mathrm{P}_1$ and $\mathrm{P}_2$ are the planes passing through the intersection of the planes $5 x+8 y+13 z-29=0$ and $8 x-7 y+z-20=0$ and the points $(2,1,3)$ and $(0,1,2)$, respectively, is

Select the correct option:

A

$\frac{\pi}{3}$

B

$\frac{\pi}{4}$

C

$\frac{\pi}{6}$

D

$\frac{\pi}{12}$

✓ Correct! Well done.

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Solution

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