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danh_baodn
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1) a) ((3^6)*(45^4)-(15^13)*(5^-9))/((27^4).(25^3)+(45^6))
b) (((2/5)^7).(5^7)+((9/4)^3)/((3/16)^3))/((2^7)*(5^2)+512).
(Các bạn giúp mình thì mình thks nhiều nha!:khi (181)::khi (181)::khi (181)
b) (((2/5)^7).(5^7)+((9/4)^3)/((3/16)^3))/((2^7)*(5^2)+512).
(Các bạn giúp mình thì mình thks nhiều nha!:khi (181)::khi (181)::khi (181)