Question

Prove that the vectors a 3i + 2j- 2k and b=-i + 3 j + 4 k and c= 4i-j-6k can form triangle

Answer 1

Answer:

Step-by-step explanation:

if 1/2 *det of 3 2 -2  

                   -1  3   4    =0

                    4 -1  -6

hence proved

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