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Mudassir Hussain, a PhD scholar at National University of Austria, need to make phone calls within Austria, to the United States, and to Pakistan. The rates per minute for these calls varies for within and|| outside the country. Use the information in the following table to determine the call rates. Transform this information in to system of linear equations and solve it using the matrix method or the simultaneous equation method. Let x1 represent the rate for calls within Canada. Let x2 represent the rate for calls to the United States. Let x3 represent the rate for calls to Pakistan. Time within Austria (min) Time to the U.S (min) Time to Pakistan (min) Total Charges ($) Month September 30 120 180 $180.00 October 40 160 120 $400.00 November 50 100 150 $350.00

Mudassir Hussain, a PhD scholar at National University of Austria, need to make phone calls within Austria, to the United States, and to Pakistan. The rates per minute for these calls varies for within and|| outside the country. Use the information in the following table to determine the call rates. Transform this information in to system of linear equations and solve it using the matrix method or the simultaneous equation method. Let x1 represent the rate for calls within Canada. Let x2 represent the rate for calls to the United States. Let x3 represent the rate for calls to Pakistan. Time within Austria (min) Time to the U.S (min) Time to Pakistan (min) Total Charges ($) Month September 30 120 180 $180.00 October 40 160 120 $400.00 November 50 100 150 $350.00

Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter3: Matrices
Section3.1: Matrix Operations
Problem 20EQ: Referring to Exercise 19, suppose that the unit cost of distributing the products to stores is the...
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Q#2. Mudassir Hussain, a PhD scholar at National University of Austria, need to make phone calls within Austria, to the United States, and to Pakistan. The rates per minute for these calls varies for within and| outside the country. Use the information in the following table to determine the call rates. Transform this information in to system of linear equations and solve it using the matrix method or the simultaneous equation method. Let x1 represent the rate for calls within Canada. Let x2 represent the rate for calls to the United States. Let x3 represent the rate for calls to Pakistan. Time within Austria (min) Time to the U.S Time to Pakistan Total Charges Month (min) (min) (S) September 30 120 180 $180.00 October 40 160 120 $400.00 November 50 100 150 $350.00
Transcribed Image Text:Q#2. Mudassir Hussain, a PhD scholar at National University of Austria, need to make phone calls within Austria, to the United States, and to Pakistan. The rates per minute for these calls varies for within and| outside the country. Use the information in the following table to determine the call rates. Transform this information in to system of linear equations and solve it using the matrix method or the simultaneous equation method. Let x1 represent the rate for calls within Canada. Let x2 represent the rate for calls to the United States. Let x3 represent the rate for calls to Pakistan. Time within Austria (min) Time to the U.S Time to Pakistan Total Charges Month (min) (min) (S) September 30 120 180 $180.00 October 40 160 120 $400.00 November 50 100 150 $350.00
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