Soru:
1+ cot 10°.cot 50°/cot 10° - cot 50° ifadesi aşağıdakilerden hangisine eşittir? A) cos 40° B) cot 40° C) sin 40° D) tan 40° E) sec 40°
![1+ cot 10°.cot 50°/cot 10° - cot 50°
ifadesi aşağıdakilerden hangisine eşittir?
A) cos 40°
B) cot 40°
C) sin 40°
D) tan 40°
E) sec 40°](https://media.kunduz.com/media/question/seo/raw/496862-2019-12-04_2056200000-iqGM_9U1PF9QpC.jpg?h=512)
1+ cot 10°.cot 50°/cot 10° - cot 50° ifadesi aşağıdakilerden hangisine eşittir? A) cos 40° B) cot 40° C) sin 40° D) tan 40° E) sec 40°