If cosec theta - sin theta = l and sec theta - cos theta = m, prove that l^2m^2(l^2 + m^2 + 3) = 1

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Thankyou very much sir this video is very helpful for me pls make more videos on this chapter from RD sharma book for 2024 session students 😊1 smile for your best explanation 😄

Krish_singh
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Sir multiply me power 8 ki jgah 6 kese

beenajainjain