order of operations
10) 2^4-3^2+5^2
11)32/(-7+5)^3
12)4^3-(2-5)^3
10. 16-9+25 = 32
11. 32/(-7+5)^3 = 32/-8 = -4.
12. 4^3-(2-5)^3 = 64 - (-27) = 91
10) 2^4-3^2+5^2
11)32/(-7+5)^3
12)4^3-(2-5)^3
11. 32/(-7+5)^3 = 32/-8 = -4.
12. 4^3-(2-5)^3 = 64 - (-27) = 91