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(3 la puterea 1999 - 3 la puterea 1998 +4 × 9 la puterea 999) : 3 la puterea 1999
am nevoie de raspuns repede
plz


Răspuns :

3¹⁹⁹⁹-3¹⁹⁹⁸+4x3¹⁹⁹⁸):3¹⁹⁹⁹
3¹⁹⁹⁸(3-1+4):3¹⁹⁹⁹
2x3x3¹⁹⁹⁸:3¹⁹⁹⁹
2x3¹⁹⁹⁹:3¹⁹⁹⁹|:3¹⁹⁹⁹
=2