PDF chapter test TRY NOW
Choose the correct option and justify your choice:
1. \(\frac{2 \ tan \ 30^{\circ}}{1 + tan^2 \ 30^{\circ}} =\)
2. \(\frac{1 - tan^2 \ 45^{\circ}}{1 + tan^2 \ 45^{\circ}} =\)
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