Răspuns:
1)4³-3³+2²=64-27+4=37+4=41
2)2⁶-7²-3²=64-49-9=15-9=6
3)3⁴-5²-6²=81-25-36=56-36=20
4)6³-5³-2⁴=216-125-64=91-64=27
