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(3 la puterea 4+3 la puterea 4+3 la puterea 4):3 help pls

Răspuns :

=3x3 la a 4 : 3=1x3 la a 4 a=3 la a 4 a=81


= 3⁴ ×( 1+1+1):3 =

=> 3⁴ × 3 ÷3 =

= 3⁴ × 1= 3⁴