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2014-08-13T09:05:42+03:00
2² + 3³= 4+27=31

3⁴ -4³= 81 -64= 17

5³ + 3⁵= 125 +243= 368

3⁴ -9²= 81 -81=0

2³ + 2² +2¹ +2⁰= 8+4+2+1= 15

3⁹-27³= 3⁹ -(3³)³=  3⁹ -3⁹ =0
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