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Verified answer
Bab EksponensialMatematika SMP Kelas IX
a] 3^-4 = 1/3⁴ = 1/81
b] 3 x 5^-2 = 3/5² = 3/25
c] a x b^-8 = a/b⁸
d] 2a^-2 x b^-3 = (2/a²) x (1/b³) = 2/(a²b³)