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find the distance of the point (1 -5 9) from the plane x-y+z=5 measured along the line x=y=z

Posted by Vijay Harshavarthan 6 years, 9 months ago

CBSE > Class 12 > Mathematics

2 answers

Parth Kanungo 6 years, 9 months ago

2√33

Parth Kanungo 6 years, 9 months ago

x-0/1=y-0/1=z-0/1 is equation of line put it =to t So point comes out to be (t,t,t)put this point in equation of plane Solve it t=5 so point on plane is 5,5,5 Now find disstance between 5,5,5and1,-5,9by using distance formula answser is √132=4√33

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