express all trigonometric ratios in terms of sin
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cos=√1-sin^2
tan=sin/√1-sin^2
cosec=1/sin
sec=1/√1-sin^2
cot=√1-sin^2/sin
tan=sin/√1-sin^2
cosec=1/sin
sec=1/√1-sin^2
cot=√1-sin^2/sin
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Step-by-step explanation:
cos a = √1-sin2a
sec a = 1/cosa = 1/ √1-sin2a
tan a = sina/cosa = sina/ √1-sin2a
cosec a = 1/sina
cot a = cosa / sina = √1-sin2a / sina
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