3
QuizMultiple Choice

Matrices and Sequences — Test

Question 3 • Algebra II

In the matrix, what is the value of t sub 32 ? cap t is equal to the 4 by 3 matrix, row 1, column 1, 2 column 2, 21 column 3, 9 row 2, column 1, 1 column 2, 0 column 3, 5 row 3, column 1, 16 column 2, 8 column 3, 4 row 4, column 1, 0 column 2, 32 column 3, 7

Answer
A
28
B
5
C
8
D
32

Explanation

In the notation t₃₂, the first subscript gives the row and the second gives the column. The entry in row 3, column 2 of the matrix is 8, so the value of t₃₂ is 8, choice C.

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