Let L be the line of intersection of planes... | 3D Geometry | JEE Main

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JEE MAIN_2021

22-JULY-2021,S2

Question

Let $L$ be the line of intersection of planes $\vec{r} \cdot(\hat{i}-\hat{j}+2 \hat{k})=2$ and $\vec{r} \cdot(2 \hat{i}+\hat{j}-\hat{k})=2$. If $P(\alpha, \beta, \gamma)$ is the foot of perpendicular on $L$ from the point $(1,2,0)$, then the value of $35(\alpha+\beta+\gamma)$ is equal to.

Select the correct option:

A

101

B

119

C

143

D

134

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

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