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if three points (2-x,2,2),(2,2-y,2),(2,2,2-z) are in same plane then proof that 2/x+2/y+2/z=1

Saptarshi Routh , 7 Years ago
Grade 12
anser 1 Answers
Arun
Dear student 
 
if three vectors are in same plane then make their determinant equal to zero. hence you will get the required result.
 
If you face anybdifficulty please feel free to ask.
Last Activity: 7 Years ago
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