Page 10 - Biru Putih Organik Abstrak Lucu Cover Modul Pembelajaran Siswa Dokumen A4_Neat
P. 10
NOTES DATE:
4 3 2 8
- B = -
2 −1 3 7
4 - 2 3 - 8
=
2 - 3 −1 - 7
2 -5
=
-1 -8
