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Vector a has a negative horizontal component of 3 units of longitus and a positive vertical...

Vector a has a negative horizontal component of 3 units of longitus and a positive vertical component of 2 units of length.
Determine:
a. an expression for a in unit vector notation
b. the magnitus and the direction of a
c. a vector b that added to the vector "a" produces a resulting vector with component "x" null and component "y" negative of 4 units

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Answer #1

Concept - Express the vector in unit vector notation and use the components to find the magnitude and direction as shown below.

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