Without using trigonometric tables, evaluate. 72^ 18^ - 32^ coses… - Vidyadip

Question

Without using trigonometric tables, evaluate.
$\frac{\sin 72^{\circ}}{\cos 18^{\circ}}-\frac{\sec 32^{\circ}}{\operatorname{coses} 58^{\circ}}$

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Answer

$0$

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