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If x and y are real and different. u = x2 + y2 + 9z2 – 6xyz -3zx – 2xy . Then u is always non negative zero non positive
5 years ago

Answers : (1)

Saurabh Koranglekar
askIITians Faculty
8393 Points 
							Dear student

Please write the Question in a standard form or attach an image of the question

Regards
5 months ago
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