1.

Let →a=^i+^j; →b=2^i−^k. Then, vector →r satisfying the equations →r×→a=→b×→a and →r×→b=→a×→b is

Answer»

Let a=^i+^j; b=2^i^k. Then, vector r satisfying the equations r×a=b×a and r×b=a×b is



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