### Home > A2C > Chapter 7 > Lesson 7.3.4 > Problem 7-201

7-201.

What matrix is the **additive identity** for 2-by-2 matrices? Homework Help ✎

What matrix can be added to any 2-by-2 matrix A to get the same matrix (A)?

7-201.

What matrix is the **additive identity** for 2-by-2 matrices? Homework Help ✎

What matrix can be added to any 2-by-2 matrix A to get the same matrix (A)?