Starting from home at the origin O. a rhino travels for 9.1 km in the direction 60° North of East to a point A. From point A she travels due North for 11 km to a point B. (a) Suppose the vectors OA and AB represent each part of the rhino's travels. Write the components of each vector. Report any approximate values to 2 decimal places. Number Number OA- = AB- Number (b) Report the vector OB-OA+ AB in component form Report any approximate values to 2 decimal places. OB- 3 Number Number Number 1+ Number 14 . 14 (c) Report how far apart she is from home, i.e., how far are the points O and B? OB Number km (Round to 2 decimal places.) 0 (d) From point B she decides to return back to the point O. In what direction south of west must she travel in order to get back to the point ? (Report in degrees, rounded to 2 decimal places.)
Starting from home at the origin O. a rhino travels for 9.1 km in the direction 60° North of East to a point A. From point A she travels due North for 11 km to a point B. (a) Suppose the vectors OA and AB represent each part of the rhino's travels. Write the components of each vector. Report any approximate values to 2 decimal places. Number Number OA- = AB- Number (b) Report the vector OB-OA+ AB in component form Report any approximate values to 2 decimal places. OB- 3 Number Number Number 1+ Number 14 . 14 (c) Report how far apart she is from home, i.e., how far are the points O and B? OB Number km (Round to 2 decimal places.) 0 (d) From point B she decides to return back to the point O. In what direction south of west must she travel in order to get back to the point ? (Report in degrees, rounded to 2 decimal places.)
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:Starting from home at the origin O.
a rhino travels for 9.1 km
in the direction 60° North of East to a point A.
From point A she travels due North for 11 km to a point B.
(a) Suppose the vectors OA and AB represent each part of the
rhino's travels. Write the components of each vector.
Report any approximate values to 2 decimal places.
OA= Number
14
Number
AB= Number
Number
(b) Report the vector OB-OA+ AB in component form
Report any approximate values to 2 decimal places.
OB-
Number
7+ Number 3
(c) Report how far apart she is from home, i.e., how far are the points O and B?
km (Round to 2 decimal places.)
OB Number
0
(d) From point B she decides to return back to the point O.
In what direction south of west must she travel in order to get back to the point ?
(Report in degrees, rounded to 2 decimal places.)
8
Number
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