Question

If $\bar{a}=\hat{i}-3\hat{j}+3\hat{k}$ and $\bar{b}=2\hat{i}+\hat{j}-3\hat{k}$, then the value of $(\bar a\times\bar b)\cdot\bar b$ is equal to

• A. 3
• B. -3
• C. 7
• D. -7
• E. 0

Answer 1

Answer: (E)

0

Answer 2

The correct option is (E) : 0