Tuesday
July 22, 2014

Homework Help: Calc

Posted by Chris on Thursday, April 25, 2013 at 11:17am.

A video games shop is analyzing its sales performance using matrices. Matrix A contains the unit sales data for each product category (horizontally) per week (vertically). Matrix B contains the unit sales data for weekends for each category (horizontally) per week (vertically). To find out how many games in each product category were sold each week only during weekdays, which matrix operation must be performed?


A.

Add matrix A to the inverse of matrix B.




B.
Add matrix A to the inverse of matrix A and then subtract it from matrix B.




C.
More data is needed to calculate the sales during weekdays.




D.
Subtract matrix B from matrix A.




E.
Add matrix A to matrix B.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Math - I have a few questions about T-Matrix. In excel, I am suppose to work ...
Math (matrices) - No one answered my matrix question. Let me rephrase: Let A, B...
matrices - Two matrices can be multiplied only if their sizes are compatible. ...
Algebra II (Matrices) - My book doesn't solve it like a linear equation, they ...
linear algebra - if: A and B are matrices and A^2 is similar to B^2 Is A ...
math - Two matrices can be multiplied only if their sizes are compatible. ...
algebra - When i have a matrix 4 X 4 and i have to multiply it by a 4 X 3 i know...
Algebra II - I skipped algebra I so I never learned about matrices. If you had a...
MAT115 - The following information shows a relationship between the amount spent...
Algebra-Matrix - How would I do these Matrices? 1. |1/2 14 10 -8| 2, Let matrix ...

Search
Members