1.

Let →a=^i+^j+^k,→b=2^i+^k,→c=^i+2^j+3^k, then the ascending order the following isA.[→a×→b →b×→c →c×→a]B.[→a+→b →b+→c →c+→a]C.[→a→b→c][→a1 →b1 →c1]D.[→a−→b →b−→c →c−→a]

Answer»

Let →a=^i+^j+^k,→b=2^i+^k,→c=^i+2^j+3^k, then the ascending order the following is

A.[→a×→b →b×→c →c×→a]

B.[→a+→b →b+→c →c+→a]

C.[→a→b→c][→a1 →b1 →c1]

D.[→a−→b →b−→c →c−→a]



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