Vector Algebra

The volume of the tetrahedron whose coterminous edges are represented by

\(\bar{a}=-12 \hat{i}+p \hat{k}, \bar{b}=3 \hat{j},-\hat{k}, \bar{c}=2 \hat{i}+\hat{j}-15 \hat{k}\)

570 cu. units, then $\mathrm{p}=$