Đạo hàm của hàm số $y=cos^{5}\frac{x+1}{x-2}$ bằng biểu thức n

Question

Cơ bản

Đạo hàm của hàm số $y=cos^{5}\frac{x+1}{x-2}$ bằng biểu thức nào sau đây?

4 câu trả lời

Answer 1

$-\frac{15}{(x-2)^{2}cos^{4} \frac{x+1}{x-2}sin \frac{x+1}{x-2}$

Answer 2

$5cos^{4} \ frac{x+1}{x-2}sin \ frac{x+1}{x-2}$

Answer 3

$-5cos^{4} \ frac{x+1}{x-2}sin \ frac{x+1}{x-2}$

Answer 4

$\frac{15}{(x-2)^{2}cos^{4} \frac{x+1}{x-2} sin \frac{x+1}{x-2}$