你可能感兴趣的试题
2cos2x cos2x 2sin2x sin2x
ex(x2+2x-2)+C ex(x2+2x+2)+C ex(x2-2x+2)+C ex(x2-2x-2)+C
x22 x2 x22+C(C为常数) x2+C(C为常数)
∫f(x)f’(xdx) ∫xf2(x2)f’(x2)dx ∫x2f(x3)f’(x3)dx ∫3x3f2(x3)f’(x3)dx
xf′(x)-f′(x)+c xf′(x)-f(x)+c xf′(x)+f′(x)+c xf′(x)+f(x)+c
ln|1+f(x)|f+c (1/2)1n|1+f2(x)|+c arctanf(x)+c (1/2)arctanf(x)+c