Question

妍

求解🙏🏻

3
2. 設x為實數,則x²-x-4+
2x²-2x+1
的最小值為5-9
2
=
=
=
4-4+ T
2t+4-84-4
2t+1
2t²π-4
2t+1
4849
24-734-768
2t+1
2t+1
-9
叶子
rt-2x3+7x²-6x+14
+18
2
to

Answer 1

✨ 最佳解答 ✨

qn

如圖