微积分公式Dx sin x=cos x cos x = -sin x tan x = sec2 x cot x = -csc2 x sec x = sec x tan x csc x = -csc x cot x sin x dx = -cos x + C cos x dx = sin x + C tan x dx = ln |sec x | + C cot x dx = ln |sin x | + C sec x dx = ln |sec x + tan x | + C csc x dx = ln |csc x cot x | + Csin-1(-x) = -sin-1 xcos-1(-x) = p - cos-1 xtan-1(-x) = -tan-1 xcot-1(-x) = p - cot-1 xsec-1(-x) = p - sec-1 xcsc-1(-x) = - csc-1 xDx sin-1 ()= cos-1 ()=tan-1 ()=cot-1
