Which concept is fundamental in determining the derivative of a function as a new function?

Let $f$ be a differentiable function with derivative $f^{\prime }$. Which of the following statements is true?

Which of the following statements is not related to $differentiation$?

In what direction(s) does the derivative of $f\left(x\right)$ provide information about the behavior of the function $f\left(x\right)$?

Given the equation $3+4e^{x+1}=11$, what is the value of $x$?

Given $x=e^t$ and $y=t{e}^{-t}$, find $\frac{dy}{dx}$ and ${\frac{dy}{dx}}^2$ in terms of $t$.

Given the implicit equation $x^2+xy+y^3=1$, find the value of the third derivative $y^{\prime \prime \prime }$ with respect to $x$ at the point where $x=1$ and $y=0$.

Let $f\left(x\right)$ be the function given by $f\left(x\right)=x^3-2x+1$. What is the instantaneous rate of change of $f$ with respect to $x$ at $x=2$?

Given $\frac{\partial y}{\partial t}=6e^{-0.08(t-5{)}^2}$, by how much does $y$ change as $t$ changes from $t=1$ to $t=6$?