2. Juanita has 1720 coins, quarters, dimes and nickels. If the total value of all the coins is $177.15, and the number of nickels is 30 more than the sum of the quarters and dimes, then find the number of each type of coin. Once you set up the system, you may use your calculator and the matrix features to solve the system.
2. Juanita has 1720 coins, quarters, dimes and nickels. If the total value of all the coins is $177.15, and the number of nickels is 30 more than the sum of the quarters and dimes, then find the number of each type of coin. Once you set up the system, you may use your calculator and the matrix features to solve the system.
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter10: Matrices
Section10.3: Multiplication Of Matrices
Problem 38E: Let A=[1235], X=[x1x2] and B=[412], Show that the equation AX=B represents a linear system of two...
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