Math, asked by rutujakitukale13, 3 months ago

(1+cot x - cosec x)(1+tan x + sec x)=2​

Answers

Answered by pranay9018
2

Answer:

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Step-by-step explanation:

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Attachments:
Answered by kkoushalyam
1

Answer:

2=RHS

Proved

Step-by-step explanation:

(1 +  cosx -  cscx)(1 + tanx + secx) = 2

lhs  = (1 + cotx - cscx)(1 + tanx + secx)

(1 +  \frac{cosx}{ sinx}  -  \frac{1}{sinx} )(1 +  \frac{sinx}{cosx}  +  \frac{1}{cosx} )

( \frac{sinx + cosx - 1}{sinx} )( \frac{cosx + sinx + 1}{cosx} )

 \frac{ {(sinx + cosx)}^{2}  - 1 }{sinx - cosx}

 \frac{ {sin}^{2}x +  {cos}^{2}  x + 2sinxcosx - 1}{sinxcosx}

 \frac{1 + 2sinxcosx - 1}{sinxcosx}

 = 2

hence \: proved

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