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Answer to Question #94252 in Mechanics | Relativity for stefanie
Question #94252
Consider the two vectors A with arrow = 3 î − 3 ĵ and B with arrow = − î − 4 ĵ.
(a) Calculate A with arrow + B with arrow
î + ĵ
(b) Calculate A with arrow − B with arrow
î + ĵ
(c) Calculate
A with arrow + B with arrow
(d) Calculate
A with arrow − B with arrow
(e) Calculate the directions of A with arrow + B with arrow and A with arrow − B with arrow.
A with arrow + B with arrow ° (counterclockwise from the +x axis)
A with arrow − B with arrow ° (counterclockwise from the +x axis)
(a) Calculate A with arrow + B with arrow
î + ĵ
(b) Calculate A with arrow − B with arrow
î + ĵ
(c) Calculate
A with arrow + B with arrow
(d) Calculate
A with arrow − B with arrow
(e) Calculate the directions of A with arrow + B with arrow and A with arrow − B with arrow.
A with arrow + B with arrow ° (counterclockwise from the +x axis)
A with arrow − B with arrow ° (counterclockwise from the +x axis)
Expert's answer
Task #Q94252
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Two points in the xy plane have Cartesian coordinates (5.50, −4.00) m and (−6.00, 6.00) m. (a) Determine the distance between these points. m (b) Determine their polar coordinates. (5.50, −4.00) r = m (5.50, −4.00) θ = ° counterclockwise from the +x-axis (−6.00, 6.00) r = m (−6.00, 6.00) θ = ° counterclockwise from the +x-axis
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