What is the magnitude of any unit vector?

MATHEMATICS · Single correct · AP · AP Precalculus · Functions with Parameters, Vectors, and Matrices · Functions with Parameters, Vectors, and Matrices

Problem

What is the magnitude of any unit vector? (a)

0

(b)

\sqrt{2}

(c)

1

(d)

\dfrac{1}{\sqrt{2}}

Related theory

Vectors
Vector operations
Vector Algebra
Basic concepts of vectors

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