3.8-bo'lim : Giperbolik funksiyalarning hosilalari
1. \(f\left( x \right) = \sinh \left( x \right) + 2\cosh \left( x \right) - {\mathop{\rm sech}\nolimits} \left( x \right)\) ni farqlang.
Yechim
Bu erda sinfdagi formulalar yordamida hosila olishdan boshqa narsa qilish kerak emas.
\[\require{bbox} \bbox[2pt,border:1px solid black]{{f'\left( x \right) = \cosh \left( x \right) + 2\sinh \left( x \right) + {\mathop{\rm sech}\nolimits} \left( x \right)\tanh \left( x \right)}}\]