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7. Calculaţi: a) 4³7 : (2 · 27¹) + (3 +3 · 105): 106; b) 33+3 10:38.3+3-37:35+2-310: (5.35 +35) +9.3³; c) [3². 3³ +254 : 252 + (35)4 : 320]:31; d) [348 : 3¹8 + (24)5 + 623 : 6¹³3] : [(3¹)² (2²)5 +317.31¹³ + (2³)*]; e) 10 {24²: 576+3 [(3²2)¹5 (329 2¹5) +12¹]}: 13; : f) 2100 [250.248 + (210.215)5: 227 + (576: 575-3)90. 28 +29⁹8]; ● . 10 17 g) [37.3¹0 + 2203 : 2108- 5 (52)5]: (3¹7 +2⁹5-5¹¹). ● 7​