Hiii can you pls help me what is the definition domain of (1+x)/(1+x^2)?
1 Answer
Oct 21, 2017
All real numbers.
Explanation:
Hey there!
So I'm not 100% sure on what a 'definition domain' is, but I'm going to assume that you just mean the domain.
For a fraction with polynomials like this, the domain will be all real numbers except when the denominator equals
So for
Subtracting
Hope this helps!