Răspuns:
[tex]\bf a)~\big(2+3\big)^2=5^2=25[/tex]
[tex]\bf ~2^2+3^2=4+9=13[/tex]
[tex]\bf 25~>~13\implies \blue{\underline{\big(2+3\big)^2~>~2^2+3^2}}[/tex]
[tex]\bf b)~\big(5+4\big)^3=9^3=729[/tex]
[tex]\bf ~5^3+4^3=125+64=189[/tex]
[tex]\bf 729~>~189\implies \purple{\underline{\big(5+4\big)^3~>~5^3+4^3}}[/tex]
[tex]\bf c)~\big(4+3\big)^4=7^4=2401[/tex]
[tex]\bf ~4^4+3^4=256+81=337[/tex]
[tex]\bf 2401~>~337\implies \red{\underline{\big(4+3\big)^4~>~4^4+3^4}}[/tex]
[tex]==pav38==[/tex]