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Answer:
B.
Step-by-step explanation:
That is an irrational number.
Examples are √2 and π.
Posting screenshot of my answer in the linked question in case it gets deleted.
A unit vector is a vector with a magnitude of one and a direction that depends on what is given. A vector specifies both the direction and magnitude different from a scalar quantity which only specifies magnitude not direction. Magnitude refers to the numeric value.
Answer:
-9.Try to caculate it, My friend