Question

please give the answer this question ​

Answer 1

Answer:

pls see the attachment

Answer 2

Answer:

1

Step-by-step explanation:

(sec θ- tan θ)(sec θ+ tan θ)

identity (a+b)(a-b)= a^2 - b^2

sec^2 θ- tan^2 θ = 1 [trignometric identity]