1d=1a(a)=1dax+ba.b为常数a≠0) 2.x_1 +1 ( C≠ 1) dk=d(2√x) C+1 3. adx=d, e dx= de, e dx=d( na d(arcsin x)=-d(arccos d(arctan x)=-d(arccot x) 1+x dx =dIn x,1+ d In(1+x) x 7. sin xdx=-d cos x cos xdx=d sin x5 1 1. dx d(ax) a 1 1 2. ( 1), 1 x dx dx 1 d(ax b)(a,b ,a 0) a 为常数 2 4. (arcsin ) (arccos ) 1 dx d x d x x 1 dx d(2 x ) x 3. , ln x x a a dx d a , x x e dx de ( ) x x e e dx d 2 5. (arctan ) ( cot ) 1 dx d x d arc x x 6. ln , dx d x x ln(1 ) 1 dx d x x 7.sin xdx d cos x, cos xdx d sin x