3. 已知-1≤sinθ≤1,則 之最大值為何? (A) 1 (B) 2 (C) 3 (D) 4
3. 已知-1≤sinθ≤1,則 之最大值為何? (A) 1 (B) 2 (C)..-阿摩線上測驗
This is a large modal.