Math, asked by helper3761, 10 months ago

pls answer pls fast​

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Answered by dhruvk3000
2

Answer:

m=-5

Step-by-step explanation:

({ - 5})^{m - 1}  \div  ({ - 5}^{2}) = ( {-5})^{ - 8}

 = ( { - 5})^{m - 1 - 2 }  =  ({ - 5})^{ -8}

 ({ - 5})^{m - 3}  = ( { - 5})^{ - 8}

here as the bases are the same,

m-3=-8

m=-8+3

m=-5

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