Expess the trignometrical ratios secA in term of cosecA
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SecA=1/cosecA
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Sec A =1/cosA
Cos^2 A=1-sin^2A
CosA=√1-sin^2A
Put this
SecA=1/√1-sin^2A
Sec A=1/√1-1/cosec^2 A
SecA =cosec A/√cosec ^2A -1
Cos^2 A=1-sin^2A
CosA=√1-sin^2A
Put this
SecA=1/√1-sin^2A
Sec A=1/√1-1/cosec^2 A
SecA =cosec A/√cosec ^2A -1
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