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Please tell above answer quickly and as soon as possible

Please tell above answer quickly and as soon as possible 

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1 Answers

Saurabh Koranglekar
askIITians Faculty 10341 Points
2 years ago
Dear student

Please note that these three vectors form right angle triangle with two sides as a and b and hypotenuse a+b

use simple trigonometryto solve

Regards

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