Please help
Let f(x)= (P/Q)/(R/Q) and g(x)= (P/R), where P, Q, and R are polynomials. Explain how to find the excluded values of F and why you should not try to find those values by examining G.

The sum of two numbers is 12 and their difference is 18 what are the two numbers

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)