13 Replies
@Apu
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cos(x/2) = t leke try kia ??
aisa kuch bana

@Prasan
Tan inverse mein aajayega ye
usi mein toh chahiye
aa jaye toh bataio
nahi mai puch raha tha terese
ki tan mein aajayega ye?
bro phele ye gandi si dikhne wali trigo ko thoda simplify krke dekho
pta nhi
kya simplify hoga bhai
Maybe change everything to theta terms and then take cos theta = t bc only one sintheta will be there in num which can be used for the substitution
..