Question Solved1 Answer unit 5 cartesian and geometric vectors 1 of 6 Automatic Zoom Name: K/U 115 Comm Laz Think /13 App 10 Part 1: Knowledge / Understanding [15 marks] 1. If ü = [2, --4, -1] and ö = [1, -2, 4] find: a) 30-ü [2 marks] b) lū+ 24 - 2k [3 marks] c) Find G, where F(2,-3, 4) and FG = 3° [3 marks)

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unit 5 cartesian and geometric vectors
Transcribed Image Text: 1 of 6 Automatic Zoom Name: K/U 115 Comm Laz Think /13 App 10 Part 1: Knowledge / Understanding [15 marks] 1. If ü = [2, --4, -1] and ö = [1, -2, 4] find: a) 30-ü [2 marks] b) lū+ 24 - 2k [3 marks] c) Find G, where F(2,-3, 4) and FG = 3° [3 marks)
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Transcribed Image Text: 1 of 6 Automatic Zoom Name: K/U 115 Comm Laz Think /13 App 10 Part 1: Knowledge / Understanding [15 marks] 1. If ü = [2, --4, -1] and ö = [1, -2, 4] find: a) 30-ü [2 marks] b) lū+ 24 - 2k [3 marks] c) Find G, where F(2,-3, 4) and FG = 3° [3 marks)
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vec(u)=[2,-4,-1]vec(v)=[1,-2,4]a){:[3 vec(v)- vec(u)=3( hat(i)-2 hat(j)+4 hat(k))-(2 hat(i)-4 hat(j)- hat(k))],[=3 hat(i)-6 hat(j)+12 hat(k)-2 hat(i)+4 hat(j)+ hat(k)],[= hat(i)-2 hat(j)+13 hat(k)]:}b){:[| vec(u)+2 vec(v)-2k|],[=|2 hat(i)-4 hat(j)- hat(k)+2( hat(i)-2 hat(j)+4 hat(k))-2 hat(k)|],[=|2 hat(i)-4 hat(j)- hat(k)+2 hat(i)-4 hat(j)+8 hat(k)-2 hat(k) ... See the full answer