Exercise
$sen\left(\frac{x}{7}\right)cos\left(\frac{x}{11}\right)$
Derivative of this function
$\frac{d}{dx}\left(\sin\left(\frac{x}{7}\right)\cos\left(\frac{x}{11}\right)\right)=\frac{1}{7}\cos\left(\frac{x}{7}\right)\cos\left(\frac{x}{11}\right)+\left(-\frac{1}{11}\right)\sin\left(\frac{x}{7}\right)\sin\left(\frac{x}{11}\right)$
See step-by-step solution
Integral of this function
$\int\sin\left(\frac{x}{7}\right)\cos\left(\frac{x}{11}\right)dx=-\frac{77}{36}\cos\left(\frac{18x}{77}\right)+\frac{7}{12}\cos\left(\frac{-6x}{7}\right)+C_0$
See step-by-step solution