If a⃗, b⃗, c⃗ are any three vectors such that (a⃗+b⃗)·c⃗ = (a⃗−b⃗)·c⃗ = 0,…
PYQ UPPSC LT Grade (Assistant Teacher) 2025
If a⃗, b⃗, c⃗ are any three vectors such that (a⃗+b⃗)·c⃗ = (a⃗−b⃗)·c⃗ = 0, then (a⃗×b⃗)×c⃗ is equal to:
- A.
b⃗
- B.
0⃗
- C.
a⃗
- D.
None of the above
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