Question

решите по формуль разность кубов. 6^3-4^3

Answer 1

${6}^{3} - {4}^{3} = (6 - 4)( {6}^{2} + 6 \times 4 + {4}^{2}) = 2(36 + 24 + 16) = 2 \times 66 = 132$