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7.Calculați:
a)10×{24²:576+3×[(3²×2)¹⁵:(3²⁹×2¹⁵)+1²¹]}:13

b)2¹⁰⁰:[2⁵⁰×2⁴⁸+(2¹⁰×2¹⁵)⁵:2²⁷+(5⁷⁶:5⁷⁵-3)⁹⁰×2⁸+2⁹⁸]

c)[3⁷×3¹⁰+2²⁰³:2¹⁰⁸-5×(5²)⁵]:(3¹⁷+2⁹⁵-5¹¹).

Vă rog dau coroana!!​