4 Americans can arrange themselves in 4! ways.similarly ,3 Frenchmen can arrange themselves in 3! ways.3 Englishmen can arrange themselves in 3! ways.now these 3 groups of same nationality people can be arranged among themselves in 3! ways.so total number of ways = 3!4!3!3!
Is it 905m and 7mm added together to get the blank?
I think it's the second equation. I could be wrong but I think that's what it is
Answer:
2x^2 + 13x + 15
Step-by-step explanation: