Vector a→ has a magnitude of 8 units and makes an angle of 45° with the positive x-axis. vector b→ also has a magnitude of 8 units and is directed along the negative x-axis. using graphical methods, find (a) the vector sum a→ + b→ and (b) the vector difference a→ - b→
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Vector a→ has a magnitude of 8 units and makes an angle of 45° with the positive x-axis. vector b→ a...
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