Adding and Subtracting Matrices — Quiz Answers

27 verified answers4 views
21
Free Preview

What is the sum of the given matrices? the 2 by 2 matrix, row 1, column 1, 3 column 2, 9 row 2, column 1, 5 column 2, negative 2 plus the 2 by 2 matrix, row 1, column 1, 6 column 2, 0 row 2, column 1, negative 8 column 2, 4 is equal to

A
the 2 by 2 matrix, row 1, column 1, negative 3 column 2, 9 row 2, column 1, 13 column 2, negative 6
B
the 2 by 2 matrix, row 1, column 1, negative 3 column 2, 2 row 2, column 1, 9 column 2, 9
C
the 2 by 2 matrix row 1, 9 9 row 2, 3 2
D
the 2 by 2 matrix, row 1, column 1, 9 column 2, 9 row 2, column 1, negative 3 column 2, 2
24

What is the difference between the given matrices? the 2 by 2 matrix, row 1, column 1, negative 4 column 2, 8 row 2, column 1, 3 column 2, 12 minus the 2 by 2 matrix, row 1, column 1, 2 column 2, 1 row 2, column 1, negative 14 column 2, 15 is equal to

A
the 2 by 2 matrix, row 1, column 1, negative 2 column 2, 9 row 2, column 1, negative 11 column 2, 27
B
the 2 by 2 matrix, row 1, column 1, negative 6 column 2, 7 row 2, column 1, 17 column 2, negative 3
C
the 2 by 2 matrix, row 1, column 1, 6 column 2, 7 row 2, column 1, 17 column 2, negative 3
D
the 2 by 2 matrix, row 1, column 1, 9 column 2, negative 2 row 2, column 1, 27 column 2, negative 11

Did you find these answers helpful?