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Mathematics Worksheet

🌐 Vector Spaces

Chapter: Linear Algebra · Level ★★★ · Time: 30 min
SCORE___ / 20
NameClassDate
After this worksheet you can
Test vectors for linear independence.Find the dimension of a space.Recognise a basis.Understand the span of a set of vectors.

🧠 Section A · Concept Check ● BEGINNER 4 × 1 = 4

1Is {(1,3),(2,6)} linearly independent?
2Is {(1,0),(1,1)} linearly independent?
3The dimension of a space with basis {(1,0,0),(0,1,0)} is:
4Does the span of {(1,0),(0,1)} cover all of 2D space?

🧮 Section B · Problem Solving ● INTERMEDIATE 2 + 3×3 = 11

5Vectors that are not scalar multiples of each other are linearly .
6{(1,3),(2,6)} is linearly (since (2,6) = 2(1,3)).
7Is {(1,3),(2,6)} linearly independent?
8Is {(1,0),(1,1)} linearly independent?
9What is the dimension of a vector space with basis {(1,0,0),(0,1,0)}?

🚀 Section C · Challenge ● CHALLENGE 5

10Does the span of {(1,0),(0,1)} cover all of 2D space?
💭 Reflection — the most useful thing I learned:
A ___/4   B ___/11   C ___/5   Total ___/20 Teacher's Signature Parent's Signature
✂ answer key — fold or cut before handing out

1-A   2-A   3-A   4-A  |  5 independent   6 dependent   7 = No, since (2,6) = 2(1,3)   8 = Yes, neither is a scalar multiple of the other   9 = 2  |  10 = Yes

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