The equation system is not difficult ❌, but to understand from the beginning ✔️.
2025/12/31 Edited to
Automatically translated.View original post



19K likes



822 likes



123 likes



6986 likes



10.7K likes



190 likes



103 likes

2 likes



50 likes



1347 likes

1 like



46 likes

7 likes

2 likes



8 likes



8 likes



15 likes



504 likes



10 likes



188 likes



24 likes

646 likes



43 likes

0 likes



11 likes



57 likes



391 likes



140 likes

0 likes



16 likes

6 likes



5638 likes



867 likes

4 likes



676 likes



346 likes



173 likes

7 likes



224 likes

104 likes



110 likes



159 likes



299 likes



28 likes



24 likes



0 likes



0 likes

13 likes



16 likes