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aduceti la forma cea mai simpla formula: -10√125+2√108+7√192-3√245...VA ROG AJUTATI-MA

Răspuns :

-10√5³+2√2²x3³+7√2⁶x3-3√5x7²=
-10x5√5+2x6√3+7x8√3-3x7√5=
-50√5-21√5+12√3+56√3=√3(12+56)-√5(50+21)=
68√3-71√5