How do you add or subtract #(x^2+3x+2)/(x^2-16)+(3x+6)/(x^2-16)#?
1 Answer
May 18, 2015
Since both fractions have the same denominator, you can simply add up (or substract) the numerators and keep the denominator unchanged :
Then, you can factorize it :
In the case of a substraction :