√9 [ (1,5)^-1 + 9^-1,5] - 27^-2/3
^ - oznacza potęgę
Do obliczenia przykład powyżej
√9 [ (1,5)^-1 + 9^-1,5] - 27^-2/3=3*[2/3+1/27]-1/9=3*[18/27+1/27]-1/9=3*19/27-19=
19/9-1/9=18/9=2
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√9 [ (1,5)^-1 + 9^-1,5] - 27^-2/3=3*[2/3+1/27]-1/9=3*[18/27+1/27]-1/9=3*19/27-19=
19/9-1/9=18/9=2