a)2 la puterea 0, 2la puterea 4,2la puterea5,2la puterea7,2la puterea9;
b)5la puterea11, 25la puterea6, 125la puterea5;
c)8la puterea301, 32la puterea119, 64la puterea83;
d)3la puterea2,5la puterea2,7la puterea2,9la puterea2,12la puterea2,17la puterea2
e)10la puterea80, 100la puterea41, 1000la puterea37
restu nu pot acum
