다음을 풀어보세요: 2sin5pi/12cospi/12

$$2 \sin \frac { 5 \pi } { 12 } \cos \frac { \pi } { 12 }$$

계산

$$1.86602540378443869795878416412978$$

해답 단계

Evaluate trigonometric functions in the problem

$$2 \cdot 0.9659258262890683 \cdot 0.9659258262890683$$

2과(와) 0.9659258262890683을(를) 곱하여 1.9318516525781366(을)를 구합니다.

$$1.9318516525781366\times 0.9659258262890683$$

1.9318516525781366과(와) 0.9659258262890683을(를) 곱하여 1.86602540378443869795878416412978(을)를 구합니다.

$$1.86602540378443869795878416412978$$

인수 분해

$$\frac{43 ^ {2} \cdot 3656111 ^ {2} \cdot 61440671 ^ {2}}{2 ^ {31} \cdot 5 ^ {32}} = 1\frac{4.330127018922193 \times 10^{31}}{5.000000000000001 \times 10^{31}} = 1.8660254037844384$$