problem in limit?

👨🏻‍🏫 學術台數學

[匿名]

2015-10-18 6:04 am

find the lim ln(2cos2x) when x approachs to pi/6

回答 (1)

YA HOO！知識＋管理員

2015-10-22 10:37 am

x → π/6, ln (2cos2x) → 0

Put x = π/6 into ln (2cos2x)

Pleae Read：
http://s12.postimg.org/w4uygaj17/image.png

👍 0 👎 0