A) 108
B) 210
C) 272
D) 308
Correct Answer: C
Solution :
Volume \[=\left| \,\begin{matrix} -3 & 7 & 5 \\ -3 & 7 & -3 \\ 7 & -5 & -3 \\ \end{matrix}\, \right|\] \[=-3\,(-21-15)-7\,(9+21)+5\,(15-49)\] \[=180-210-170=272\].You need to login to perform this action.
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