Question

Упростить sin 24 cos 6+ sin 6 cos 24/cos 36 cos 6+sin 36 sin 6

Answer 1

$frac{sin24*cos6 + sin6*cos24}{cos36cos6 + sin36sin6} = frac{sin (24+6)}{cos(36-6)} = frac{sin30}{cos30} = tg30 = frac{ sqrt{3} }{3}$