Question

1-cosx/1+cosx + 1+cosx/1-cosx=
a) 1+ 2tan^2x
b) 2+4tan^2x
3) 2+4cot^2x

plz give step by step ans​

Answer 1

Answer:

J unmoving

Step-by-step explanation:

• Numbingly
• Fungicide
• To Tydfil cuckoo
• Voicemail

Answer 2

Answer:

3

Step-by-step explanation:

take lcm and simplify the numerator