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CORONAAAAACalculati :
3-2x{[(-2⁵⁴)x(3³⁵)² :( 2⁵¹ x 3⁶⁹) -4¹⁷ :2³³ - 25⁰]}

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Răspuns :

3-2x{[(-2⁵⁴)x(3³⁵)² :( 2⁵¹ x 3⁶⁹) -4¹⁷ :2³³ - 25⁰]}=
=
3-2x{[(-2⁵⁴x3⁷⁰) :( 2⁵¹ x 3⁶⁹) -2³⁴ :2³³ - 1]}=
=3-2x(2³x3 -2 - 1)=
=3-2x21=3-42=-39