in the sum A+B=c vector A has a magnitude of 12.0m and is angled 40.00  counterclockwise from the + x direction, and vector C has magnitude of 15.0m and is angled 20.00 counterclockwise from the -x direction. what are (a) the magnitude and (b) the angle(relative to +x)  of B? b. An electron moving along the x axis has a position given by x=(16te-t)m, where t is in seconds. how far is the electron from the origin when it momentraily stops?

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Chapter3: Vectors And Two-Dimensional Motion
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Problem 4WUE: A hiker walks from (x1, y1) = (4.00 km. 3.00 km) to (x2, y2) = (3.00 km, 6.00 km), (a) What distance...
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a. in the sum A+B=c vector A has a magnitude of 12.0m and is angled 40.00  counterclockwise from the + x direction, and vector C has magnitude of 15.0m and is angled 20.00 counterclockwise from the -x direction. what are (a) the magnitude and (b) the angle(relative to +x)  of B?

b. An electron moving along the x axis has a position given by x=(16te-t)m, where t is in seconds. how far is the electron from the origin when it momentraily stops?

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