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關(guān)于《正弦函數(shù)公式表》精選25條的內(nèi)容,下面是詳細(xì)的介紹。
以下是25條正弦函數(shù)的公式:
1. $\sin(0) = 0$
2. $\sin(\frac{\pi}{6}) = \frac{1}{2}$
3. $\sin(\frac{\pi}{4}) = \frac{\sqrt{2}}{2}$
4. $\sin(\frac{\pi}{3}) = \frac{\sqrt{3}}{2}$
5. $\sin(\frac{\pi}{2}) = 1$
6. $\sin(\frac{2\pi}{3}) = \frac{\sqrt{3}}{2}$
7. $\sin(\frac{3\pi}{4}) = \frac{\sqrt{2}}{2}$
8. $\sin(\pi) = 0$
9. $\sin(\frac{5\pi}{6}) = \frac{1}{2}$
10. $\sin(\frac{7\pi}{6}) = -\frac{1}{2}$
11. $\sin(\frac{4\pi}{3}) = -\frac{\sqrt{3}}{2}$
12. $\sin(\frac{5\pi}{4}) = -\frac{\sqrt{2}}{2}$
13. $\sin(\frac{3\pi}{2}) = -1$
14. $\sin(\frac{11\pi}{6}) = -\frac{1}{2}$
15. $\sin(\frac{13\pi}{6}) = \frac{1}{2}$
16. $\sin(\frac{7\pi}{4}) = -\frac{\sqrt{2}}{2}$
17. $\sin(\frac{13\pi}{4}) = \frac{\sqrt{2}}{2}$
18. $\sin(\frac{15\pi}{6}) = 1$
19. $\sin(\frac{17\pi}{6}) = \frac{\sqrt{3}}{2}$
20. $\sin(\frac{19\pi}{6}) = \frac{\sqrt{3}}{2}$
21. $\sin(\frac{21\pi}{6}) = \frac{\sqrt{3}}{2}$
22. $\sin(\frac{23\pi}{6}) = -\frac{\sqrt{3}}{2}$
23. $\sin(\frac{25\pi}{6}) = -\frac{\sqrt{3}}{2}$
24. $\sin(\frac{27\pi}{6}) = -1$
25. $\sin(\frac{29\pi}{6}) = \frac{1}{2}$
請(qǐng)注意,這些公式是周期性的,即 $\sin(x) = \sin(x + 2k\pi)$,其中 $k$ 是任意整數(shù)。在實(shí)際應(yīng)用中,通常只考慮主值域內(nèi)的正弦函數(shù)值,即 $-\pi \leq x \leq \pi$。
