1.

If \(\vec a + \vec b + \vec c = \vec 0,\) then which of the following is/are correct?1. \(\vec a,\;\vec b,\;\vec c\) are coplanar.2. \(\vec a \times \vec b = \vec b \times \vec c = \vec c \times \vec a\)Select the correct answer using the code given below.

A. 1 only
B. 2 only
C. Both 1 and 2
D. Neither 1 nor 2
Answer» D. Neither 1 nor 2


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