Maths Assignment Essay

975 WordsOct 20, 20144 Pages
ASSIGNMENT COVER SHEET VILLA COLLEGE VILLA COLLEGE VILLA COLLEGE VILLA COLLEGE VILLA COLLEGE VILLA COLLEGE VILLA COLLEGE VILLA COLLEGE VILLA COLLEGE VILLA COLLEGE Faculty: CFS FES FBM FICT FSIS Student Name: Ali Razzan Student ID: Program: Intake: Phone No: Email: S1400085 Bachelors of Business Administration (BBA) MONTH September 2014 Batch: 19 9777426 alirazzan@gmail.com Module Code: Module Name: Assignment Name: Lecturer's Name: BBMP1103 (optional) (optional) Naushad Khan Individual 19 OCT 2014 19 OCT 2014 HHMM 0500 Group Type of Assignment: Due Date: Date & Time Submitted: Declaration Ali Razzan I (......................................................................................) here by certify this assignment is my/our own work based on my/our personal study and/research I/we have acknowledge all material and sources used in the preparation of this assignment. I/We also certify that the assignment has not been submitted for assessment in any other subject or at any other time in the same subject and that I/ we have not copied in part or whole or otherwise plagiarized the work student and/or other person. Signature: MATHEMATICS FOR MANAGEMENT SEPTEMBER 2014, SEMESTER Lecturer: Naushad Khan Faculty of Business Management Name : Ali Razzan S1400085 9777426 alirazzan@gmail.com Student ID : Phone Email : : QUESTION 1 a) 2x + 5y + 3z = 480 4x + 3y + 6z = 750 2x + y + 10z = 710 2 4 2 5 3 1 3 6 10 x y z 480 750 710 A= X= B= |A| = 2 3 1 6 4 -5 10 2 6 4 +3 10 2 3 1 2 (30 - 6) - 5 (40 - 12) + 3 (4 - 6) = - 98 MINOR (3 x 10) - (3 x 10) (5 x 10) - (1 x 3) (5 x 6) - (3 x 3) 24 = -47 21 -28 14 0 -2 -8 -14 (4 x 10) - (2 x 6) (2 x 10) - (2 x 3) (2 x 6) - (4 x 3) (4 x 1) - (2 x 3) (2 x 1) - (2 x 5) (2 x 3) - (4 x 5) COFACTOR 24 = -47 21 -28 14 0 -2 8 -14 ADJOINT 24 = -28 -2 -47 14 8 21 0 -14 PAGE 1 A = 1 (Adjoint) |A| 24 -28 -2 47 98

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