Respuesta :

[tex]\bf tan(\theta)+sec(\theta)=csc(\theta)+\cfrac{1}{cot(\theta)}\\\\ -----------------------------\\\\ tan(\theta)=\cfrac{1}{cot(\theta)}\\\\ -----------------------------\\\\ \cfrac{1}{cot(\theta)}+sec(\theta) \ne csc(\theta)+\cfrac{1}{cot(\theta)}[/tex]