gned cluster \\(c(j)\\) of data point \\(\\mathbf{x}_j\\), and all other entries \\(0\\).";
                case 9:
                    return "The text mentions that standardization is used 'so that each feature has roughly the same scale,' ensuring that features with larger values don't dominate the clustering process.";
                case 10:
                    return "The Frobenius norm of their difference \\(\\|A - B\\|_F\\) can be interpreted as a distance between \\(A\\) and \\(B\\).";
           