1.) 17? (8^2=64) - (9^2=81) 81-64= 17
2.) 625? (40/8=5 5^2=25 25x5= 625
3.) 0? (24/4=6) 6^2=36/6=6-6=0
I think these are correct. Sorry if they are not. The only way it would be incorrect is if I did the steps out of order. I don’t think I did but it’s possible. Good luck! Sorry, Hope this helps