CBSE Class 10 Answered
Please prove
![question image](https://images.topperlearning.com/topper/new-ate/topr_39243431646352204IMG20190509094731.jpeg)
Asked by mebakyabum | 09 May, 2019, 09:48: AM
![begin mathsize 16px style open parentheses sinθ plus 1 plus cosθ close parentheses open parentheses sinθ minus 1 plus cosθ close parentheses secθcosecθ
equals open parentheses sinθ plus cosθ plus 1 close parentheses open parentheses sinθ plus cosθ minus 1 close parentheses secθcosecθ
equals open square brackets open parentheses sinθ plus cosθ close parentheses squared minus 1 close square brackets secθcosecθ
equals open parentheses sin squared straight theta plus cos squared straight theta plus 2 sinθcosθ minus 1 close parentheses secθcosecθ
equals open parentheses 1 plus 2 sinθcosθ minus 1 close parentheses secθcosecθ
equals 2 sinθcosθ cross times 1 over sinθcosθ
equals 2
end style](https://images.topperlearning.com/topper/tinymce/cache/0654be6f5464e45adee97be5bfce5551.png)
Answered by Sneha shidid | 09 May, 2019, 10:00: AM
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