(a) In unit-vector notation, what is the sum of d = (45 m )î + (2.3 m )ĵ and B - 12.0 m i + (6.6 m ). What are (b) the magnitude and (c) the direction of a + (relative to i? (a) Number -75 8.9 i Units (b) Number 11.6 Units (c) Number -49.86 Units * (degrees)
(a) In unit-vector notation, what is the sum of d = (45 m )î + (2.3 m )ĵ and B - 12.0 m i + (6.6 m ). What are (b) the magnitude and (c) the direction of a + (relative to i? (a) Number -75 8.9 i Units (b) Number 11.6 Units (c) Number -49.86 Units * (degrees)
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Transcribed Image Text:need last answer on the second question
A ship sets out to sail to a point 150 km due north An unexpected storm biows the ship to a point 150 km due east of its starting point.
(a) How far and (b) in what direction (as an angle from due east where north of east is a positive angle) must it now sail to reach its
original destination?
(a) Number
Units
km
(b) Number
Units
idegrees)
(a) In unit-vector notation, what is the sum of d (4.5 m )i + (2.3 m )ĵ and B = (- 12.0 m + (66 m D.whata
%3!
(b) the magnitude and (c) the direction of d + b (relative to i)?
(a) Number
-75
8.9
i Units
(b) Number
11.6
Units
Units
* (degrees)
(c) Number
-49.86
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