If the vectors $\bar{p}, \bar{q}$ and $\bar{r}$ are such that $(\bar{q} imes \bar{r}) imes(\bar{r} imes \bar{p})=3 \bar{r}$ then $[\bar{p} imes \bar{q} \bar{q} imes \bar{r} \bar{r} imes \bar{p}]=$

Question

If the vectors $\bar{p}, \bar{q}$ and $\bar{r}$ are such that $(\bar{q} 	imes \bar{r}) 	imes(\bar{r} 	imes \bar{p})=3 \bar{r}$ then $[\bar{p} 	imes \bar{q} \bar{q} 	imes \bar{r} \bar{r} 	imes \bar{p}]=$

Aicharya · Accepted Answer

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If the vectors $\bar{p}, \bar{q}$ and $\bar{r}$ are such that $(\bar{q} \times \bar{r}) \times(\bar{r}…

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