vaa rooog ajutor pls cu completare
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a) (5•5¹²):(5²)³=5¹³:5⁶=5⁷
b) (7•7¹⁹):(7³)⁴=7¹¹:7¹²=7¹
c) (2⁷)³:(2•2¹⁰)=2²¹:2¹¹=2¹⁰
d) (6⁵)⁶:(6•6¹⁸)=6³⁰:6¹⁹=6¹¹
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(nu înțeleg la ce se refera scz)