2-Kurs talabalari uchun "Oliy matematika" fanidan test topshiriqlari

A) *

1

x 1

 C;

B) ln

x 1

 C;

ln

x  2

x  2

3

87. 

dx

 ?

x

2

 3x

 2

x 1

 C;B) ln

x  2

 C;

A)* ln

x 1

x  2

88. 

dx

integral nimaga teng?

x

2

 2x



2

A) arctg (x 1)  C;

C) * arctg (x 1)  C;

89. 

dx

 ?

x

2

 6x 10

A)* arctg (x  3)  C;

C)

1

arctg (x  3)  C;

3

90. 

dx

integralni hisoblang.

x

2



2

1

A)*

x



1

arctgx  C ;

2x^2

1

2

x

1

C)



 C ;

2x2 1^2

x^2 1