`(sintheta+sectheta)^2+(costheta+cosectheta)^2=(1+sectheta cosectheta)^2`

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Thank you sir, you explained me very well.

attugamer
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Thanks 😊 sir I am searching this question till 15 min but I can't get any teacher who understand me this question but you are great ❤❤🎉🎉

knowledgebaba
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sir appka koi youtube channel alag se he toh plz bata dijie

fireboltkavya