cong thuc-tich-phan

1
Ôn tp hthng các công thc tính nguyên hàm Ôn thi TN-THPT Biên son: Nguyn Phan Anh Hùng - 1 - CÔNG THC TÍNH TÍCH PHÂN 1) + = C x k dx k . . 2) + + = + C n x dx x n n 1 1 3) + - = C x dx x 1 1 2 4) + = C x dx x ln 1 5) + + - - = + - C b ax n a dx b ax n n 1 ) )( 1 ( 1 ) ( 1 ; 6) + + = + C b ax a dx b ax ln 1 ) ( 1 7) + - = C x dx x cos . sin 8) + = C x dx x sin . cos 9) + + - = + C b ax a dx b ax ) cos( 1 ) sin( 10) + + = + C b ax a dx b ax ) sin( 1 ) cos( 11) 2 2 1 (1 tan ). tan cos dx x dx x C x = + = + 12) ( ) 2 2 1 1 cot cot sin dx x dx x C x = + =- + 13) 2 1 1 tan( ) cos ( ) dx ax b C ax b a = + + + 14) 2 1 1 cot( ) sin ( ) dx ax b C ax b a =- + + + 15) + = C e dx e x x 16) + - = - - C e dx e x x 17) + = + + C e a dx e b ax b ax ) ( ) ( 1 18) + + + = + + C n b ax a dx b ax n n 1 ) ( . 1 . ) ( 1 (n 1) 19) + = C a a dx a x x ln 20) + = + C arctgx dx x 1 1 2 21) + + - = - C x x dx x 1 1 ln 2 1 1 1 2 22) + = + C a x arctg a dx a x 1 1 2 2 23) + + - = - C a x a x a dx a x ln 2 1 1 2 2 24) + = - C x dx x arcsin 1 1 2 25) + = - C a x dx x a arcsin 1 2 2 26) + ± + = ± C x x dx x 1 ln 1 1 2 2 27) + ± + = ± C a x x dx a x 2 2 2 2 ln 1 28) + + - = - C a x a x a x dx x a arcsin 2 2 2 2 2 2 2 29) + ± + ± ± = ± C a x x a a x x dx a x 2 2 2 2 2 2 2 ln 2 2

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Page 1: Cong thuc-tich-phan

Ôn tập hệ thống các công thức tính nguyên hàm Ôn thi TN-THPT

Biên soạn: Nguyễn Phan Anh Hùng - 1 -

CÔNG THỨC TÍNH TÍCH PHÂN

1) ∫ += Cxkdxk .. 2) ∫ ++

=

+

Cn

xdxx

nn

1

1

3) ∫ +−= Cx

dxx

112

4) ∫ += Cxdxx

ln1

5) ∫ ++−

−=+

−C

baxnadx

bax nn 1))(1(

1

)(

1; 6) ∫ ++=

+Cbax

adx

baxln

1

)(

1

7) ∫ +−= Cxdxx cos.sin 8) ∫ += Cxdxx sin.cos

9) ∫ ++−=+ Cbaxa

dxbax )cos(1

)sin( 10) ∫ ++=+ Cbaxa

dxbax )sin(1

)cos(

11) 2

2

1(1 tan ). tan

cosdx x dx x C

x= + = +∫ ∫ 12) ( )2

2

11 cot cot

sindx x dx x C

x= + = − +∫ ∫

13) 2

1 1tan( )

cos ( )dx ax b C

ax b a= + +

+∫ 14) 2

1 1cot( )

sin ( )dx ax b C

ax b a= − + +

+∫

15) ∫ += Cedxe xx 16) ∫ +−=−− Cedxe xx

17) ∫ +=++ Ce

adxe baxbax )()( 1

18) ∫ ++

+=+

+

Cn

bax

adxbax

nn

1

)(.

1.)(

1

(n ≠ 1)

19) ∫ += Ca

adxa

xx

ln 20) ∫ +=

+Carctgxdx

x 1

12

21) ∫ ++

−=

−C

x

xdx

x 1

1ln

2

1

1

12

22) ∫ +=+

Ca

xarctg

adx

ax

1122

23) ∫ ++

−=

−C

ax

ax

adx

axln

2

1122

24) ∫ +=−

Cxdxx

arcsin1

1

2

25) ∫ +=−

Ca

xdx

xaarcsin

1

22 26) ∫ +±+=

±Cxxdx

x1ln

1

1 2

2

27) ∫ +±+=±

Caxxdxax

22

22ln

1 28) ∫ ++−=− C

a

xaxa

xdxxa arcsin

22

22222

29) ∫ +±+±±=± Caxxa

axx

dxax 222

2222 ln22