Question

1+ sinA/cosA
=

√2 + 1, then the value of -
fl1-sin A/CosA
​

Answer 1

ANSWER

1/√2+1

Explanation

sec^2 a-tan^2 a = 1

(seca+tana) (seca-tana) =1

since seca+tana=√2+1

seca-tana=1/√2+1

CONVERSIONS

1+sina /cosa = 1/sina + sina/cosa

seca+ tana

and

1-sina/cosa = 1/sina-sina/cosa = seca-tana

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