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Course: Mechanics (Essentials) - Class 11th > Unit 5

Lesson 6: Unit vector notation
Science
Mechanics (Essentials) - Class 11th
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Unit vector notation
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Addition, subtraction and scalar multiplication in unit vector notation

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Problem

These are the component forms of vectors u and w:
u=(−4) i^−3 j^w=(−1) i^+5 j^
Add the vectors.
u+w=
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3/5
  • a simplified improper fraction, like 7/4
  • a mixed number, like 1 3/4
  • an exact decimal, like 0.75
  • a multiple of pi, like 12 pi or 2/3 pi
 i^ +
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3/5
  • a simplified improper fraction, like 7/4
  • a mixed number, like 1 3/4
  • an exact decimal, like 0.75
  • a multiple of pi, like 12 pi or 2/3 pi
 j^