Yes, a vector which has zero magnitude is also a vector in case of two vectors travelling in opposite directions with equal magnitudes. At this case, the resultant vector has zero magnitude but it is still a vector. We call it a null vector.
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1. sol:
P | q | ~p | ~p ^ q |
| T T F F | T F T F | F F T T | F F T F |
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Yes, if the angle between the two vectors is more than 90o but less than 2700. (cosΘ is negative)
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Where could be the end? Any thoughts?
The end is when node_modules finishes installing.