Question: 1 Let a(t) = ( - 2, 5, 3)t + ( - 5, - 4, - 7) and b(u) = ( - 5, - 1,

1 Let a(t) = ( - 2, 5, 3)t + (- 5, - 4, - 7) and b(u) = ( - 5,- 1, 3) u + ( - 9, 8, - 2). Findthe acute angle between the lines (in radians)

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Let a(t) = ( - 2, 5, 3)t + ( - 5, - 4, - 7) and b(u) = ( - 5, - 1, 3) u + ( - 9, 8, - 2). Find the acute angle between the lines (in radians)

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