Question

Sin^2 Θ+tan^2 Θ+cos^2 Θ

Answer 1

sin square theta + cos square theta is equal to 1.

it is equal to that implies

1 + tan squared 2 theta

equal to cos square 2 theta .

hope so it will be useful to you dear

Answer 2

$\pink{\huge{\underline{\underline{Answer:–}}}}$

_______________

sin²∅ + tan² ∅+ cos²∅

= sin²∅ + cos²∅ + tan²∅

= 1 + tan²∅

= sec²∅

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Hope it helps you mate ❤️