Evaluate lim(x →π/2) (1 + cos2x)/(π - 2x)^2

preview_player
Показать описание
please like and share this video

Evaluate the following limit :
lim(x→π/2) (1 + cos 2x)/(π - 2x)^2

lim(x →π/2) (1 + cos2x)/(π - 2x)2

proof
1+cos2x=2cos^2(x)

proof
lim x to 0 sinx/x =1

(547)
thanks  watch this video
Рекомендации по теме