Tag: Derivatives

1. The derivative of a constant number is always

2. If $y=e^{2x}(e^x+e^{-x})$ then $\frac{dy}{dx}=$?

3. If $y=\frac{1-x^2}{1+x^2}$ then $\frac{dy}{dx}=$?

4. If $y=e^{x^2}$ then $\frac{dy}{dx}=$?

5. The gradient of the curve $4x^3-7x^2+15$ at $x=0$ is

6. $\frac{d}{dx}\, e^{2x}=$?

7. $\frac{d}{dx}\, \ln \left(x+\frac{1}{x}\right)=$?

8. If $f(x)=\left(\sqrt{x}+\frac{1}{\sqrt{x}}\right)^2$ then $f'(x)=$?

9. The derivative of $x^{-\frac{1}{2}}$ is

10. The gradient of the curve $y=2x^3 – 5x^2 – 3x$ at $x=0$ is

11. If $f(x)=(\sqrt{x}+1)(\sqrt{x}-1)$ then $f'(x)=$?

12. If $ y=\frac{x-1}{x+1}$ then $\frac{dy}{dx}=$?

13. $\frac{d}{dx} \, \sqrt{x}=$?

14. Derivative of $x^2$ with respect to $e^x$ is

15. If $y=(\sqrt[n]{x})^0$ then $\frac{dy}{dx}=$?

16. If $f(x) = \ln(a+b)$ then $f'(x)=$?

17. If $y=ax^2+bx + c$ then $\frac{dy}{dx}=$?

18. $\frac{d}{dx} e^{-x}=$?

19. Find $\frac{dy}{dx}$ where $y=e^0$?

20. If $y=f(x)=\ln x$, the its $\frac{dy}{dx}$ will be ___________