Answer:
6
Step-by-step explanation:
đạo hàm cấp 2 của f(x) rồi thế 0 vào
0.8888888 = 8/9
2.8888888 = 26/9
-2.888888 = -26/9
The answer, is CD. The 3rd one
Answer:
4th option
Step-by-step explanation:
open circle means more than or less than
n is more than -3 but less than 1