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3. Calculaţi:
a) 2³+3² = 2
b) 43+ 40 + 4² =
c) 3³-3² + 3 =
d) (3²)² - 7² =
e) (10+20)² =​


3 Calculaţi A 23 2 B 43 40 4 C 33 3 D 3 7 E 1020 class=