Part A Evaluate the dot product A - B it Ä = 3î +49 and B = 4ỉ – 7.
I ASO
BA
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Ā. B=
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Part B
Evaluate the dot product A. B itÃ= 3î - 49 and B = 7î +49.
19 Η ΑΣφ
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à . B =
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Aturntable a is built into a stage for use in a theatrical production. it is observed during a rehearsal that a trunk b starts to slide on the turntable 10 s after the turntable begins to rotate. knowing that the trunk undergoes a constant tangential acceleration of 0.31 m/s2, determine the coefficient of static friction between the trunk and the turntable.