Question

if cos square A =1 -cos to the power 4 then proof ,cot to the power 4 -cot square A=1.​

Answer 1

Answer:

1+cos A

tan- A

27.

II

1 - cos A

80

(sec A - 1)

Step-by-step explanation:

if cos square A =1 -cos to the power 4 then proof ,cot to the power 4 -cot square A=1.