Mathematics

Mathematics

Problem

If the scalar projection of vector p\mathbf{p} on vector q\mathbf{q} equals zero, which of the following must necessarily be true? a) p\mathbf p is parallel to q\mathbf q b) q\mathbf q is the zero vector c) p\mathbf p is perpendicular to q\mathbf q d) p\mathbf p is the zero vector

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