1.

If →a=α^i+β^j+3^k,→b=−β^i−α^j−^k and →c=^i−2^j−^ksuch that →a⋅→b=1 and →b⋅→c=−3, then 13((→a×→b)⋅→c) is equal to

Answer» If a=α^i+β^j+3^k,b=β^iα^j^k and

c=^i2^j^k

such that ab=1 and bc=3, then 13((a×b)c) is equal to


Discussion

No Comment Found