Calculus
# Definite Integrals

If $\displaystyle f(x) = \int_{x}^{x+1} (2t^2+t)\ dt$, what is the value of $f'(7)$?

Is the above statement true?

Given function $g(x)=\int_{0}^{x} \sqrt{1+t^{3}}dt,$ what is $g'(x)?$