Question

默默耕耘

求詳解

2
2
21
- 3.b = 19
18 設u.b為正實數日a+b3=9,若x=a+3abs , y=b+3a^b ,
2
2
0 (x + y) + (x - y) =

Answer 1

我還沒準備好

這樣應該比較好懂

Answer 2

才才

I love Steven Universe.