MCQ
જો $[a\,\, b\,\, c] = 0$ તો ......
- A$a = b = c$
- B$a, b, c $ સમતલીય હોય
- C$\vec a \, \bot \,\left( {\vec b \,\, \times \,\,\vec c } \right)\,$
- ✓બધા સાચા છે.
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