Question: Suppose (vec{C}=vec{A}+vec{B}). a. Under what circumstances does (C=A+B) ? b. Could (C=A-B) ? If so, how? If not, why not?

Suppose \(\vec{C}=\vec{A}+\vec{B}\).

a. Under what circumstances does \(C=A+B\) ?

b. Could \(C=A-B\) ? If so, how? If not, why not?

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