{ 1/sec2 q - cos2 q + 1/cosec2 q - sin2 q } (sin2 q cos2 q ) =
1- sin2 q cos2 q /2+ sin2 q cos2 q

I seriously hate this chapter, i have it fr my exam...but god knows how i m gonna study this...its damm confusing...~!!!

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i hv to give my exams on mon

plz answer me

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Mere sath ek raat aao tab answer dunga 😂😂🤤🤤
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