1.

For any vector →a, the value of (→a×^i)2+(→a×^j)2+(→a×^k)2 is(a)→a2 (b)3→a (c)4→a2 (d)2→a2

Answer»

For any vector
a, the value of (a×^i)2+(a×^j)2+(a×^k)2 is(a)a2 (b)3a (c)4a2 (d)2a2



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