10th Class
Mathematics
Introduction to Trigonometry
Question Bank
Trigonometry
question_answer
The value of \[\frac{{{\tan }^{2}}60{}^\circ -2{{\tan }^{2}}45{}^\circ +se{{c}^{2}}30{}^\circ }{3si{{n}^{2}}45{}^\circ \sin 90{}^\circ +co{{s}^{2}}60{}^\circ co{{s}^{3}}0{}^\circ }\]