Пример 1-й
32 : (sin (-35π/4) · cos(25π/4)) = 32 : (sin (-36π/4 +π/4) · cos (24π/4 + π/4)) =
= 32 : (sin (-9π + π/4) · cos (6π + π/4)) = 32 : (sin (-π + π/4) · cos π/4) =
= 32 : (-sin π/4 · cos π/4) = 32 : (- 0.5√2 · 0.5√2) = -64
Пример 2-й
sin 32° · sin 32° : sin64° = sin 32° · sin 32° : (2 sin32°·cos32°) =
= sin 32° : 2cos32° = 0.5tg32° ≈ 0.275