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  • 28-05-2018
  • Mathematics
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Anyone know how to do this question? It is indices

Anyone know how to do this question It is indices class=

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Аноним Аноним
  • 28-05-2018
1/25  =  1 / 5^2 = 5^-2

so 5^3x = 5^-2
3x = -2
x = -2/3  (answer)
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