Please do this please please please do it
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Step-by-step explanation:
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Step-by-step explanation:
base same so power will be subtract .
( in division).
7ki power -5-(-4) ki whole power 2 as given in the question
now7 ki power -1 ki wholepower 2 =(7^-1)^2=7^-2
as power is in minus so u can reverse it .
hence the ans is1/7^2
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