Table of contents
- 0. Review of College Algebra4h 43m
- 1. Measuring Angles40m
- 2. Trigonometric Functions on Right Triangles2h 5m
- 3. Unit Circle1h 19m
- 4. Graphing Trigonometric Functions1h 19m
- 5. Inverse Trigonometric Functions and Basic Trigonometric Equations1h 41m
- 6. Trigonometric Identities and More Equations2h 34m
- 7. Non-Right Triangles1h 38m
- 8. Vectors2h 25m
- 9. Polar Equations2h 5m
- 10. Parametric Equations1h 6m
- 11. Graphing Complex Numbers1h 7m
8. Vectors
Geometric Vectors
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Join thousands of students who trust us to help them ace their exams!Watch the first videoMultiple Choice
Given vectors u⃗ and v⃗, sketch the resultant vector u⃗+v⃗

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Identify the given vectors \( \vec{u} \) and \( \vec{v} \) on the grid. Note their directions and magnitudes.
To find the resultant vector \( \vec{u} + \vec{v} \), use the 'tip-to-tail' method. Place the tail of \( \vec{v} \) at the tip of \( \vec{u} \).
Draw the resultant vector \( \vec{u} + \vec{v} \) from the tail of \( \vec{u} \) to the tip of \( \vec{v} \).
Ensure the resultant vector is correctly labeled as \( \vec{u} + \vec{v} \) and check that it forms a closed triangle with the original vectors.
Verify the direction and length of the resultant vector by comparing it with the grid lines and the original vectors.
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