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8.Calculati: a) (5⁰+5¹+5²+5³) :2² b) (7⁰+7¹+7²+3²) :2⁴ c) (2⁰+2¹+2²+2³+3²) :2² d) (3⁰+3¹+3²+3³-2³) :2³ repede plss dau coroană!!​

8Calculati A 5555 2 B 7773 2 C 22223 2 D 33332 2 Repede Plss Dau Coroană class=