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prove that determinant 1 1 1 x y z x 3 y 3 z 3 = 4 xyz

prove that
determinant 1   1     1
                   x   y     z
                   x3  y3    z3
 
=  4 xyz

Grade:12th pass

1 Answers

Saurabh Koranglekar
askIITians Faculty 10341 Points
2 years ago
assume x=1 , y=1, z=1

det must be = 0

but that is not 4xyz

Contradictionsdo notexist. Whenever you think you are facing acontradiction, check your premises

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