Math, asked by Mukhunthan6688, 4 months ago

Prove that 2cos^2theta (1+tan^2theta)=2

Answers

Answered by swayamajmeri

0

Answer:

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Step-by-step explanation:

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Answered by Anonymous

13

Step-by-step explanation:

2cos²©(1+tan²©)

2cos²©(1+sin²©÷cos²©)

2cos²©(sin²©+cos²©)/cos²©

2cos²©/cos²©

2

hope it is helpful

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