grandes-ecoles 2018 Q25

grandes-ecoles · France · centrale-maths1__pc Connected Rates of Change Pointwise Limit of a Difference Quotient

Let $t \in \mathbb{R}_{+}^{*}$ and $x \in\ ]0,1[$. Give the limit, as $\theta$ tends to zero, of $\frac{f(t+\theta, x) - f(t, x)}{\theta}$.

Let $t \in \mathbb{R}_{+}^{*}$ and $x \in\ ]0,1[$. Give the limit, as $\theta$ tends to zero, of $\frac{f(t+\theta, x) - f(t, x)}{\theta}$.