Ex 11.3, 3 - Class 12th - Find Cartesian equation of planes - Equation of plane - In Normal Form

 

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Question 3 Find the Cartesian equation of the following planes: (a) 𝑟﷯ . ( 𝑖﷯ + 𝑗﷯ − 𝑘﷯) = 2 Putting 𝒓﷯ = x 𝒊﷯ + y 𝒋﷯ + z 𝒌﷯ in equation 𝑟﷯.( 𝑖﷯ + 𝑗﷯ − 𝑘﷯) = 2 (x 𝑖﷯ + y 𝑗﷯ + z 𝑘﷯). ( 𝑖﷯ + 𝑗﷯ − 𝑘﷯) = 2 (x × 1) + (y × 1) + (z × −1) = 2 x + y − z = 2 is the cartesian equation of the given plane.

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo