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b)4 la puterea 13 : 8 la puterea 6+7 la puterea 3 -5 la puterea2 •[625:5la puterea 4 +16:(7•3la puterea2-55)] dau coroana urgeeeeent!!!!i

Răspuns :

b)4¹³:8⁶+7³-5²*[(625:5)⁴+16:(7*3²-55)]=

=(2¹³)²:(2⁶)³+7³-5²*[125⁴+16:(63-55)=

=2²⁶:2¹⁸+7³-5²*[(5⁴)³+16:8]=

=2⁸+7³-5²*[5¹²+2]=

=2⁸+7³-5¹⁴+50