Question

sec ki power. 4 theeta - tan ki power 4 theeta equal 1+2 tan square theet​

Answer 1

Answer:

let try

Step-by-step explanation:

(1+tan^2theta)^2-tan^4theta

1+tan^4theta+2tan^t2heta-tan^4theta

1+2tan^2theta

hope it helps you

Answer 2

Answer:

Step-by-step explanation:

sec⁴Θ-tan⁴Θ

=(1+tan²Θ)²-tan⁴Θ

=1+2tan²Θ+tan⁴Θ-tan⁴Θ

=1+2tan²Θ