In other words, could you be directly asked on one of the following in 2U (and I guess any other relevant HSC courses)? \\\frac{d}{dx}\int_{c}^{x}{f(t)\,dt}=f(x) $+ a chain rule application:$\\\frac{d}{dx}\int_{c}^{g(x)}{f(t)\,dt}=f'(g(x))g'(x)