Math, asked by kailashbareth, 2 months ago

(tan² + 1) cos² solve

Answers

Answered by nibeditatripathy2020

0

Answer:

sin² + cos²

Step-by-step explanation:

tan = $\frac{sin}{cos}$

(tan² + 1) cos²

= ( $\frac{sin}{cos}$ x $\frac{sin}{cos}$ x cos x cos ) + ( 1 x cos²)

= (sin x sin ) + cos²

= sin² + cos²

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