1.

The scalar product of the vector ^i+^j+^k with a unit vector along the sum of vectors 2^i+4^j−5^k and λ^i+2^j+3^k is equal to one. Find the value of λ.

Answer»

The scalar product of the vector ^i+^j+^k with a unit vector along the sum of vectors 2^i+4^j5^k and λ^i+2^j+3^k is equal to one. Find the value of λ.



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