InterviewSolution
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InterviewSolution
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If A,B,C and D be four distinct points in space such that −−→AB is not perpendicular to −−→CD and satisfies −−→AB⋅−−→CD=1λ((−−→AD)2+(−−→BC)2−(−−→AC)2−(−−→BD)2), then the value of λ is |
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Answer» If A,B,C and D be four distinct points in space such that −−→AB is not perpendicular to −−→CD and satisfies −−→AB⋅−−→CD=1λ((−−→AD)2+(−−→BC)2−(−−→AC)2−(−−→BD)2), then the value of λ is |
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