a) (3^6 . 3^6) : 3^10 + 5 . 2^4 - 7^3 : 7 b) (7^2009 - 7^2008) : 7^2008 c) (8^2022 + 8^2021) : 8^2021 d) (7^6 + 7^8) . (5^3 + 5^3) . (3^3 . 3 - 9^2) e) 3^2 . [(5^3 - 3) : 11] - 2^4 + 2 10^3 f) (5^7 + 7^5) . (6^8 + 8^6) . (2^4 + 4^2) g) [(5^2 . 2^3) - 7^2 . 2) : 2] . 6 - 7 . 2^5 Giúp mình với mình đang cần gấp
a: =3^12:3^10+5*16-7^2
=80-49+9
=80-40=40
g: =[25*8-49*2):2-7*32
=102:2-224
=51-224=-173
b: =7-1=6
c: =8+1=9
d: =A*(3^4-3^4)=0