Maths Assignment Essay

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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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