If \( \vec{p} \times \vec{q}=\vec{r} \) and \( \vec{p} \cdot \vec{q...
If \( \vec{p} \times \vec{q}=\vec{r} \) and \( \vec{p} \cdot \vec{q}=c \), then \( \vec{q} \) is
\( \mathrm{P} \)
W
(1) \( \frac{c \overrightarrow{\mathrm{p}}-\overrightarrow{\mathrm{p}} \times \overrightarrow{\mathrm{r}}}{|\overrightarrow{\mathrm{p}}|^{2}} \)
(2) \( \frac{\mathrm{c} \overrightarrow{\mathrm{p}}+\overrightarrow{\mathrm{p}} \times \overrightarrow{\mathrm{r}}}{|\overrightarrow{\mathrm{p}}|^{2}} \)
(3) \( \frac{\mathrm{cr}-\overrightarrow{\mathrm{p}} \times \overrightarrow{\mathrm{r}}}{|\overrightarrow{\mathrm{p}}|^{2}} \)
(4) \( \frac{\overrightarrow{\mathrm{r}}+\overrightarrow{\mathrm{p}} \times \overrightarrow{\mathrm{r}}}{|\overrightarrow{\mathrm{p}}|^{2}} \)
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