diketahui nilai x=8, y=25, z=81 tentukan nilai x⅔. y½.z¼.

Bab Eksponensial
Matematika SMP Kelas IX

^ = pangkat

x^(2/3) = 8^(2/3)
            = (2³)^(2/3)
            = 2²
            = 4

y^(1/2) = 25^(1/2)
            = (5²)^(1/2)
            = 5

z^(1/4) = 81^(1/4)
            = (3^4)^(1/4)
            = 3