Find unit vectors that satisfy the stated conditions. NOTE: Enter the exact answers in terms of i, j and k. (a) Same direction as - 2i + 9j. - u =-285 i+ 985 j (b) Oppositely directed to 6i – 3j + 12k. - v =|-221 i + 121 j + 421 k (c) Same direction as the vector from the point A(-2,0, 2) to the point В(2, 1, 1). — 223 і — 26 j + 26 k W =

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