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Va rog dau Coroana ​

Va Rog Dau Coroana class=

Răspuns :

a)

7^2 + 4^3- 2*(2^2-^3)=

^98 + ^48- 2*(^8-^3)=

^136-2* ^5=

^136-^10=

^126

b)

(3^2-^3)*(2^2+4^3)=

(^18-^3)*(^8+^48)=

^15*^56=

^840

^=Radical