Vectors

Vector a has coordinates (8; 10) and vector b has coordinates (0; 17). If the vector c = b - a, what is the magnitude of the vector c?

Correct result:

|c| =  10.63

Solution:

c=b−a=(0−8;17−10)=(−8;7) ∣c∣=(−8)2+72=10.63

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