(a) Find the coordinates of the foot of the ...

CBSE Class 12 Math 2023 Delhi Set 3 Solved Paper

Question : 11 of 12

Marks: +1, -0

(a) Find the coordinates of the foot of the perpendicular drawn from point

(5,7,3)

to the line

\; \frac{x-15}{3} = \; \frac{y-29}{8} = \; \frac{z-5}{-5}

(b) If

\vec{a} = \hat{i} + \hat{j} + \hat{k}

and

\vec{b} = \hat{i} + 2\hat{j} + 3\hat{k}

then find a unit vector perpendicular to both

\vec{a} + \vec{b}

and

\vec{a} - \vec{b}

Solution: 👈: Video Solution

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