If \[\mathbf{p}=\mathbf{i}-2\mathbf{j}+3\mathbf{k}\] and \[\mathbf{q}=3\mathbf{i}+\mathbf{j}+2\mathbf{k},\] then a vector along r which is linear combination of p and q and also perpendicular to q is [MNR 1986]

\[\mathbf{i}+5\mathbf{j}-4\mathbf{k}\]

\[\mathbf{i}-5\mathbf{j}+4\mathbf{k}\]

\[-\frac{1}{2}\,(\mathbf{i}+5\mathbf{j}-4\mathbf{k})\]

If \[\mathbf{p}=\mathbf{i}-2\mathbf{j}+3\mathbf{k}\] and \[\mathbf{q}=

1.	If \[\mathbf{p}=\mathbf{i}-2\mathbf{j}+3\mathbf{k}\] and \[\mathbf{q}=3\mathbf{i}+\mathbf{j}+2\mathbf{k},\] then a vector along r which is linear combination of p and q and also perpendicular to q is [MNR 1986]
A.	\[\mathbf{i}+5\mathbf{j}-4\mathbf{k}\]
B.	\[\mathbf{i}-5\mathbf{j}+4\mathbf{k}\]
C.	\[-\frac{1}{2}\,(\mathbf{i}+5\mathbf{j}-4\mathbf{k})\]
D.	None of these
Answer» D. None of these

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If \[\mathbf{p}=\mathbf{i}-2\mathbf{j}+3\mathbf{k}\] and \[\mathbf{q}=3\mathbf{i}+\mathbf{j}+2\mathbf{k},\] then a vector along r which is linear combination of p and q and also perpendicular to q is [MNR 1986]

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