Найти производные функциq xtg^2x^2 x^2cos(x-1)/(x+1) - вопрос №17902822211 от elizaveta1705fomina 27.07.2020 20:14

Question

Математика: Найти производные функциq xtg^2x^2 x^2cos(x-1)/(x+1)

elizaveta1705fomina · Answer

(xtg^2(x^2)) =tg^2(x^2)+2x^2*2tg(x^2)*1/cos^2(x^2) (x^2cos(x-1)/(x+1)) =2xcos(x-1)/(x+1)-x^2sin(x-1)/(x+1)*((x+1)-(x-1))/(x+1)^2= =2xcos(x-1)/(x+1)-2x^2sin(x-1)/(x+1)*1/(x+1)^2...