Tính a) [(-2,7)^4]^5 - [(-2,7)^2]^10 b) (8^14 : 4^12) : (16^2 : 8^2)
Giải thích
a) −2,745−−2,7210=2,720−2,720=0
b) 814:412:166:82=2314:2212:246:232=242:224:224:26=218:218=1
a) −2,745−−2,7210=2,720−2,720=0
b) 814:412:166:82=2314:2212:246:232=242:224:224:26=218:218=1