5sin(5)

解答

5 sin (5)

- 4.79462 \dots

求解步骤

5 sin (5)

整理为小数形式

= - 4.79462 \dots

6 sin (10 0^{\circ})

\frac{8.2}{sin ( 7 2 ^{\circ} )}

sin (3 \cdot \frac{π}{3})

\frac{1}{sin ( 5 0 ^{\circ} )}

\frac{2 tan ( 22. 5 ^{\circ} )}{1 - tan ^{2} ( 22. 5 ^{\circ} )}