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Unformatted text preview: 6.3 Vector Addition and Scalar Multiplication Test retakes this week. You can retake
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1. Homework Roll
2. Lesson: 6.3 Vector Addition and Scalar Multiplication
Lesson: 6.3 Vector Addition and Scalar Multiplication
Goal: Add vectors and scalar multiply vectors
Monday, October 17, 2011
4:56 AM DOD
The sum of and be vectors and let and be a scalar (a real number). The scalar multiple of Graphically, vectors are added head to tail. Find Ch_6 Page 1 times Unit vector of
• unit vector has length 1
• unit vector is a scalar multiple of the original vector
• The unit vector is in the same direction of the original vector.
We also commonly use and to represent the horizontal and vertical components
of the vector.
, find: unit vector of . Verify the result has a
length of 1. Ch_6 Page 2 unit vector of . Verify the result has a
length of 1 If and , find: Ch_6 Page 3 ...
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