다음을 풀어보세요: 2sin22.5^circcos22.5^circ

$$2 \sin 22.5 ^ { \circ } \cos 22.5 ^ { \circ }$$

계산

$$0.70710678118654753368118711809132$$

해답 단계

Evaluate trigonometric functions in the problem

$$2 \cdot 0.3826834323650898 \cdot 0.9238795325112867$$

2과(와) 0.3826834323650898을(를) 곱하여 0.7653668647301796(을)를 구합니다.

$$0.7653668647301796\times 0.9238795325112867$$

0.7653668647301796과(와) 0.9238795325112867을(를) 곱하여 0.70710678118654753368118711809132(을)를 구합니다.

$$0.70710678118654753368118711809132$$

인수 분해

$$\frac{7 \cdot 17 \cdot 29 \cdot 907 \cdot 6887155439 \cdot 91115102944069 \cdot 3 ^ {2}}{2 ^ {30} \cdot 5 ^ {32}} = 0.7071067811865476$$