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Calculati si scrieti rezultatul sub forma de puteri:
a)(5^3)^8,
b)(2^4)^3:(2^3)^4,
c(7^2)^5x(7^7)^3,
d)(3^2)3:3^6x(3^5)3,
e)[(2^3)^2]^4,
f){[(a^2)^3]4}^5