assign9 - a x 1-5 x 2-2 x 3 =-2 2 x 1 3 x 3 = 3 4 x 1 x 2-x...

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Math 136 Assignment 9 Due: Wednesday, Mar 30th 1. Calculate the area of the parallelogram determined by the following vectors. a) ± 2 3 ² , ± - 5 2 ² b) 1 0 - 5 , - 3 1 1 2. Find the volume of the parallelepiped determined by the following vectors a) 5 - 1 1 , 1 4 - 1 , 1 2 - 6 b) 1 1 4 , 1 3 4 and - 2 1 - 5 3. Use Cramer’s Rule to solve the following systems.
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Unformatted text preview: a) x 1-5 x 2-2 x 3 =-2 2 x 1 + 3 x 3 = 3 4 x 1 + x 2-x 3 = 1 b) x 1 + 2 x 3 =-2 3 x 1-x 2 + 3 x 3 = 5-2 x 1 + x 2 = 0 4. Let A = 2-1 0 1-1 3 2 1 0 0 2 0 3 . Use the cofactor method to calculate ( A-1 ) 23 and ( A-1 ) 42 . 1...
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This note was uploaded on 07/16/2011 for the course MATH 136 taught by Professor All during the Spring '08 term at Waterloo.

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