(A / B) . (C / D)
His teacher gave the answer as (Y - 7) . (Y - 2)
Please help as we don't know how to get to the teacher's answer and even don't know if the answer is correct !
If I am reading this properly the problem is to find A/B. C/D where
My feeling is that there is an error in the statement of the problem as you sent it to me, or as I interpreted it.Penny