Pre-Calculus Practice Problem 144

# Pre-Calculus Practice Problem 144 - 4 If v =(3cos40 o...

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Unit 4, Activity 7, Algebraic Representation of Vectors Blackline Masters, Advanced Math-Pre-Calculus Page 142 Comprehensive Curriculum, Revised 2008 1. Plot points A and B. Give the component form of AB AB G G and find . Give the answer as an exact value. a. A(2, -4) and B(1, 5) b. A(-3, -3) and B(4, 3) 2. Use the vectors, v = (2, 7) and w = (-3, 5), to perform the given operations: a. – v b. 2 v + 4 w c. w – v 3. Vector G v has a magnitude of 4 and direction 150 o from the horizontal. Resolve G v into horizontal and vertical components.
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Unformatted text preview: 4. If v = (3cos40 o , 3sin40 o ) find 2 v and – v in component form. 5. Vector v is 5 at 60 o and vector w is 4 at 100 o . Find the resultant r, as a. the sum of two components b. a magnitude and direction. 6. A baseball is thrown with an initial velocity of 75 feet per second at an angle of 40 o . Find the horizontal and vertical components of velocity. 7. A force f of 10 newtons acts at an angle of 130 o with the positive x-axis. Find f in component form....
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