一花依世界竖-近距离 看 ❀肉感Q弹小仙女~

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热门回复:

  • 杰伦゜:我诚实,我就是来看白丝的[doge]
  • 橘子不甜不要钱ヽ:开导!🥵🥵🥵🥵 (sinx)' = cosx   (cosx)' = - sinx   (tanx)'=1/(cosx)^2=(secx)^2=1+(tanx)^2   -(cotx)'=1/(sinx)^2=(cscx)^2=1+(cotx)^2   (secx)'=tanx·secx   (cscx)'=-cotx·cscx   (arcsinx)'=1/(1-x^2)^1/2   (arccosx)'=-1/(1-x^2)^1/2   (arctanx)'=1/(1+x^2)   (arccotx)'=-1/(1+x^2)   (arcsecx)'=1/(|x|(x^2-1)^1/2)   (arccscx)'=-1/(|x|(x^2-1)^1/2)   ④(sinhx)'=coshx   (coshx)'=sinhx   (tanhx)'=1/(coshx)^2=(sechx)^2   (coth)'=-1/(sinhx)^2=-(cschx)^2   (sechx)'=-tanhx·sechx   (cschx)'=-cothx·cschx   (arsinhx)'=1/(x^2+1)^1/2   (arcoshx)'=1/(x^2-1)^1/2   (artanhx)'=1/(x^2-1) (|x|<1)   (arcothx)'=1/(x^2-1) (|x|>1)   (arsechx)'=1/(x(1-x^2)^1/2)   (arcschx)'=1/(x(1+x^2)^1/2)
  • 许昊枫:我关注她完全是因为是个lsp🥵🥵🥵
  • Lunar_Goddess:0:52 仔细听[doge]
  • 懒点超人:lsp完了

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