Multiplying a vector by a scalar
Multiplying a vector by a scalar.
- The top component is horizontal; the bottom is vertical.
- Add or subtract matching components. A scalar multiplies both.
- Reversing a vector changes both signs; position vectors start at the origin.
Example 1
Calculate.
Example 2
Calculate.
Your turn
Question 1 Multiply every component by the scalar.
Calculate.
Check answer
Question 2 Multiply every component by the scalar.
Calculate.
Check answer
Question 3 Multiply every component by the scalar.
Calculate.
Check answer
Question 4 Multiply every component by the scalar.
Calculate.
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Question 5 Multiply every component by the scalar.
Calculate.
Check answer
Calculate.
Calculate.
Calculate.
Calculate.
Calculate.