Question

ask any question of differentiation(complex problem)
if you have respect on your country you will answer my question

Answer 1

$\huge\underline\purple{\sf Hii \: </p><p> you \: are \: welcome \: in \: my \: answer } \\ differentiate \: the \: following\\ y = | \cos( \alpha ) | + | \sin( \alpha ) | \\ then \: \frac{dy}{dx} \: at \: x = \frac{2\pi}{3} </p><p>$