If and , then what can be concluded about the vector…

MATHEMATICS · Subjective · AP · AP Precalculus · Functions with Parameters, Vectors, and Matrices · Functions with Parameters, Vectors, and Matrices

Problem

12. If

\vec{a} \cdot \vec{a}=0

and

\vec{a} \cdot \vec{b}=0

, then what can be concluded about the vector

\vec{b}