# INTEGRATION. Why both results are the same?

##

#4 ln(x^2-4) + x^2 - 4 + c#

and

#4 ln(x^2-4) + x^2 + c#

and

##### 1 Answer

Jun 7, 2018

See explanation

#### Explanation:

Remember

#4ln(abs(x^2-4))+x^2-4+C#

#=4ln(abs(x^2-4))+x^2+C_1#

Where,