Answer to Question #71048 in Mechanics | Relativity for Jannine Gillett
2.5 km 45° north of west; then
4.70 km 60° south of east; then
5.1 km straight east; then
7.2 km 55° south of west; and finally
2.8 km 10° north of east.
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Dear Bryan, sin300° = -0.866
When showing the equation example 4.7∙cos300°+4.7∙sin300°=2.35−4.07 before you do the math you show that we will add the two but once you have done the calculations you show that we subtract. Why show that we will add if you are actually subtracting?