potegi i pierwiastki 2²,(-2)⁵,(2½)²,4⁶×4²,(-5)⁵,√1 7/9 (jeden i siedem dziewiątych) , √8 × √2

2²=4 (-2)⁵=-32 (2½)²=25/4 4⁶×4²=4⁸=65536 (-5)⁵=-3125 √1 7/9 =√16/9=4/3 √8 × √2=2√2x√2=3√2

2²=4 (-2)⁵=-32 (2½)²=6,25 4⁶×4²=65536 (-5)⁵=-3125 √1 7/9≈4/3 √8 × √2 ≈2,82*1,4≈3,948

2²= 4 (-2)⁵= -32 (2½)²= 5 4⁶ ×4² = 4 (do ósmej) = 16387 (-5)⁵ = =3125 √1 7/9 (jeden i siedem dziewiątych) = ? √8 × √2 = 16 pod pierwiastkiem = 4