in this week of precalc 11 I learned how to add rational expressions
you want to find your non-permissible values before starting the question
the first step is to factor if possible
the second step is to cross out things if they’re the same but only in that one fraction
now you want to find a common denominator and multiply the fraction to get to the common denominator making one fraction
now you just add the numerators in the one fraction and your finished