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If →a=2^i−^j−2^k and →b=7^i+2^j−3^k, then express →b in the form of →b=→b1+→b2, where →b1 is parallel to →a and →b2 is perpendicular to →a.

Answer» If →a=2^i−^j−2^k and →b=7^i+2^j−3^k, then express →b in the form of →b=→b1+→b2, where →b1 is parallel to →a and →b2 is perpendicular to →a.


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