Question

Two vectors,
r

and
s

lie in the xy plane. Their magnitudes are 4.86 and 4.06 units, respectively, and their directions are 344o and 53.0o, respectively, as measured counterclockwise from the positive x axis. What are the values of (a)
r


s

and (b)
|
r

×
s

|
?

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Vectors and Scalars

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