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- PHY101 Physics I © Dr.Cem Özdoğan
- Vectors A and B lie in an xy-plane. A has magnitude 8.0 and an angle 130º; B has components Bx = −7.72 and By = −9.20. a) What are 5A.B and 4Ax3B in unit vector notation? b) What is (3î + 5ĵ)x (4Ax3B)? Find magnitude and angle of resultant vector.