Question

Simplyfy cos^2thita(1+tan²thita,)

please answer fast..​

Answer 1

Step-by-step explanation:

1 is the answer for the question.

Answer 2

Step-by-step explanation:

$\cos {}^{2} ( \alpha ) (1 + \tan {}^{2} ( \alpha ) ) \\ \cos {}^{2} ( \alpha ) ( \sec {}^{2} ( \alpha ) ) \\ 1$