The volume of the tetrahedron whose vertices are the points with position vectors \( i-6 j+10 k,....

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The volume of the tetrahedron whose vertices are the points with position vectors \( i-6 j+10 k,-i-3 j \)
\( \mathrm{P} \)
\( +7 k, 5 i-j+\lambda k \) and \( 7 i-4 j+7 k \) is 11 cubic units if
W
the value of \( \lambda \) is
(1) -1
(2) 1
(2) -7
(d) 5


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