Volume of parallelopiped whose coterminous edges are given by →u=^i+^j+λ^k,→v=^i+^j+3^k and →w=2^i+^j+^k is 1 cu. unit. If θ be the angle between the edges →u and →w, then cosθ can be:
A
76√6
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B
57
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C
76√3
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D
53√3
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Solution
The correct option is C76√3 Volume of parallelepiped =[→u→v→w]