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MIT 21F Spanish I - IV (OCW)
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OpenStudy (anonymous):
I was looking through my review and this question came up Find the specified vector or scalar. u = -4i + 1j and v = 4i + 1j; Find ‖u+v‖. A. √34 B. 8 C. 2 D. 5 The answer I chose was D yet I don't remember how to solve the problem and I'm sure someone walked me through it. Please explain why the answer would be D? ♥
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