Question

Let L be a line obtained from the intersection

of two planes x + 2y + z = 6 and y + 2z = 4.

If point P(a,b,c) is the foot of perpendicular

from (3, 2, 1) on L, then the value of

21(a,b,c) equals :

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Answer 1

Heya buddy ,

This is mains question

In the last its

21(a+b+c)

^_^

Your solution is in the attachment

Answer 2

Answer:

thankyou Aryans itne saare thanks ke liye (◍•ᴗ•◍)