bankscorneliuso39
bankscorneliuso39
16.10.2021 • 
Mathematics

Which expression is equivalent to (5^{-4} )^{-5} A: 5 by the power of 20
B: 1/5 by the power of -9
C: 5 by the power of -9
D: 5^{9} . 5^1

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