(1-cosa/1+cos a)^1/2=coseca-cota
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(1-cosa/1+ cosa)^1/2
0n multiplying by 1-cosa on both numinater and dinominator we get
(1-cosa)^2
(________)^1/2
1-cos^2a
= (1-cosa)^2
( ________)^1/2
sin^2a
now distibute the power
1-cosa
_____
sina
= 1/sina - cosa/sina
=coseca-cota
0n multiplying by 1-cosa on both numinater and dinominator we get
(1-cosa)^2
(________)^1/2
1-cos^2a
= (1-cosa)^2
( ________)^1/2
sin^2a
now distibute the power
1-cosa
_____
sina
= 1/sina - cosa/sina
=coseca-cota
thakurshivarana:
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