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calculati 1.2 la puterea 2+ 0.4 la puterea 2: 0.2 la puterea 3

Răspuns :

Andreeapba
1,2²+0,4²÷0,2³=1,2²+0,16÷0,008=1,2²+20=1,44+20=21,44
1.2 la puterea 2=1.2*1.2=1.44 0.4 la puterea 2=0.4*0.4=0.16 0.2 la puterea 3=0.2*0.2*0.2=0.008 1.44+0.16:0.008=1.44+20=21.44

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