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5. Let Ā=iAcose+ſAsine, be any vector. Another
vector B which is normal to A is:
(1) iBcose +ĪBsine (2) îB sine+ſBcos e
(3) Bsino - Bcose (4) ¡A cose – ÎA sine
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2
Answer:
option 3
Explanation:
See the attached picture.
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