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Răspuns:
3. a) 2⁴ • 2³ = 2⁴+³ = 2⁷ = 128
b) 3⁶ : 3⁴ = 3⁶-⁴ = 3² = 9
c) (2³)⁴ = 2³
d) (2 • 3)⁵ = 6⁵ = 7.776