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324 dm la puterea a doua +0,119 dam la puterea a doua - 4830cm la puterea a doua=?la puterea a doua
va rog ajutor


Răspuns :

0.119dam ^2 =0.119 *10^2*2 =0.119*10^4 =0.119 *10000=1190dm^2
4830cm^2 =4830 :100 =48.3 dm^2
324+1190- 48.3 =1465.7 dm^2