Răspuns :
(25^2×5^4)^3:5^22-(2^2)^2=
=[(5^2)^2×5^4]^3:5^22-2^4=
=(5^4×5^4)^3:5^22-16=
=(5^8)^3:5^22-16=
=5^24:5^22-16=
=5^2-16=
=25-16=
=9
^ = la puterea
=[(5^2)^2×5^4]^3:5^22-2^4=
=(5^4×5^4)^3:5^22-16=
=(5^8)^3:5^22-16=
=5^24:5^22-16=
=5^2-16=
=25-16=
=9
^ = la puterea