Question

Please answer dis fast... Its emergency

Answer 1

$\cos( \alpha ) = \frac{6}{10 } = \frac{3}{5} \\ (5 \sin \alpha - 3 \tan \alpha ) = 5 \times \frac{4}{5} - 3 \times \frac{4}{3} \\ = 4 - 4 = 0$