Unformatted text preview: which WeBWorK understands. You can use the Feedback button on each problem page to send email to the professor. Consider the following augmented matrix: 4 6 22 24 32 12 8 18 30 28 14 10 26 16 20 Using the notation from the lecture notes, what are the values of the following entries? a 2 1 = a 3 2 = b 2 = a 1 3 = b 1 = Warning: The superscripts here (and in the lecture notes) are NOT exponents. Correct Answers: • 12 • 10 • 28 • 22 • 32 The system of equations 6 x8 y + 4 z =148 x6 y + 10 z = 26 10 x + 9 y8 z = 8 has the following augmented matrix: 68 41486 10 26 10 98 8 The reduced row echelon form of this matrix is: 1 1 1 6 1 7 What is the solution to the original system of equations? x = y = z = Correct Answers: • 1 • 6 • 7 Generated by the WeBWorK system c ± WeBWorK Team, Department of Mathematics, University of Rochester 1...
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 Fall '10
 PUCKETT
 Math, Linear Algebra, Algebra, Row echelon form, augmented matrix, Visit http://www.math.ucdavis.edu/ wally/teaching/22A/22A.html

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