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2+2{2+2•[2+2•(2+2•2)]}=(2x+2)•2+2 ​

Răspuns :

= 2+2*{2+2*[2+2*(2+2*2)]}

= 2+2*{2+2*[2+2*(2+4)]}

= 2+2*{2+2*[2+2*(6)]}

= 2+2*{2+2*[2+2*6]}

= 2+2*{2+2*[2+12]}

= 2+2*{2+2*[14]}

= 2+2*{2+2*14}

= 2+2*{2+28}

= 2+2*{30}

= 2+2*30

= 2+60

= 62



(2x+2)•2+2=

= 2(2x+2)+2

= 2(2x+2+1)

=2(2x+3)

Am calculat respectând ordinea efectuării operațiilor.

Vezi imaginea MAVERICKARCHER