Question: Recall the matrix [A] on page 302 that represents the number of math, science, and history textbooks sold at the main and branch campus bookstores

Recall the matrix [A] on page 302 that represents the number of math, science, and history textbooks sold at the main and branch campus bookstores this week.

a. Explain the meaning of the value of a32.
b. Explain the meaning of the value of a21.
c. Matrix [B] represents last week's sales. Compare this week's sales of math books with last week's sales.

d. Write a matrix that represents the total sales during last week and this week.

83 33 [A] 165 20 98 50 80 251 [B65 15 1105 55

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a There were 50 history books sold at the branch bookstore In matrix A a 32 50 because 50 is the ent... View full answer

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