Question

Integration of xsquare.tan-x /1+X square​

Answer 1

Step-by-step explanation:

Explanation:

∫

tan

−

1

x

1

+

x

2

d

x

=

∫

tan

−

1

x

⋅

d

d

x

(

tan

−

1

x

)

d

x

=

∫

d

d

x

(

1

2

(

tan

−

1

x

)

2

)

d

x

=

1

2

(

tan

−

1

x

)

2

+

C