Math, asked by roshan2407, 9 months ago

tan theta /sec theta-1 - sin theta / 1+cos theta =2 cot theta

Answers

Answered by Anonymous

1

Step-by-step explanation:

(tanO/SecO-1) - (SinO/1+CosO)

(SinO/1-CosO) - (SinO/1+CosO)

SinO(1+CosO)-SinO(1-CosO)/1-Cos²O

SinO(1+CosO-1+CosO) / Sin²O

2SinO*CosO/Sin²O

2CosO/SinO = 2CotO

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