Question: 2. a) Suppose vector v is such that | |=10. In addition, two of the direction cosines for v are cosa= and cos B =

2. a) Suppose vector v is such that | |=10. In addition, two of the direction cosines for v are cosa= and cos B = 2 Find the third direction cosine for v. Find v. (in component form). b) Find two unit vectors that are perpendicular to both vectors x = (2,0, -1) and y = (-3,-4,1). Are there any more that exist? (Explain)

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