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BartSMP [9]
3 years ago
9

Vector vector a has a magnitude of 28 units and points in the positive y-direction. When vector vector b is added to vector a ,

the resultant vector vector a + vector b points in the negative y-direction with a magnitude of 12 units. Find the magnitude of vector b ?
Mathematics
1 answer:
Triss [41]3 years ago
5 0

28 + vector b   = -12

vector b  = -40  

vector b has magnitude 40 units in the negative y direction.

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