clicker_quiz_04sle

clicker_quiz_04sle - You know Lady Gaga; Who is Shady Gaga...

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1 Simultaneous Linear Equations http://numericalmethods.eng.usf.edu Numerical Methods for the STEM undergraduate You know Lady Gaga; Who is Shady Gaga A. Lady Gaga’s sister B. A person who looks bad with their sunglasses on Lady G ag a’s s i.. A per son w h o l. . A pers o n w Tha t is what 0% C. A person who looks good with sunglasses but bad once he/she takes the sunglasses off D. That is what Alejandro calls Lady Gaga The size of matrix 4 3 3 4 (A) (B) 8 7 6 5 4 3 2 9 8 7 6 4 is 3 3 4 4 (C) (D) The c 32 entity of the matrix 9 . 8 2 . 7 3 . 6 5 4 3 2 9 8 7 61 1 . 4 ] [ C (A) 2 2 3 6.3 d es n ot exis t (B) 3 (C) 6.3 (D) does not exist Given 3 9 5 2 6 3 ] [ A 6 2 . 9 8 3 6 2 ] [ B then if [C]=[A]+[B], c 12 = (A) 0 0 6 12 (B) 6 (C) 12 Given 3 9 5 2 6 3 ] [ A 6 2 . 9 8 3 6 2 ] [ B then if [C]=[A]-[B], c 23 = (A) -3 -3 9 (B) 3 (C) 9
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2 A square matrix [A] is lower triangular if j i a ij , 0 i j a ij , 0 j i a ij , 0 (A) (B) (C) 0% i j a ij , 0 (D) A square matrix [A] is upper triangular if j i a ij , 0 i j a ij , 0 j i a ij , 0 (A) (B) (C) i j a ij , 0 (D) An identity matrix [ I ] needs to satisfy the following j i I ij , 0 j i I ij , 1 (A) (B) (C matrix is square (C) (D) all of the above Given  5 4 7 9 3 4 , 9 5 6 8 2 1 3 6 4 B A then if [ C ] = [ A ][ B ], then c 31 = . (A) -57 -57 -45 57 Do es n o t exis t (B) -45 (C) 57 (D) Does not exist The following system of equations x + y=2 6 x + 6 y=12 has solution(s). (A) no (B) one (C) more than one but finite no one mo re t han one b ut fin. . infinite number of (D) infinite Simultaneous Linear Equations Gaussian Elimination (Naïve and the Not So Innocent Also) http://numericalmethods.eng.usf.edu Transforming Numerical Methods Education for the STEM undergraduate
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3 The name of the person in the picture is A. Yung Joc B. T-Pain C. T.I. Yu ng Joc T- P a in T.I. MC H amme r 0% D.MC Hammer The goal of forward elimination steps in Naïve Gauss elimination method is to reduce the coefficient matrix to a (an) _________ matrix. (A) diagonal (B) identity diago n al identity lowe r trian gu lar upper triangul ar (C) lower triangular (D) upper triangular One of the pitfalls of Naïve Gauss Elimination method is (A) large truncation error (B) large round-off error (C) not able to solve equations with a large truncati. large round-of . not abl e to so.
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clicker_quiz_04sle - You know Lady Gaga; Who is Shady Gaga...

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