Question

$5 ^{7 \times 5 {}^{ - 10} }$
exponents

Answer 1

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Answer 2

Given,
5^7 × 5^(-10)
We know that if base are same then exponents can be added as single base. applying this property on this problem we get,
→5^(7-10)
→5^(-3)
we know that a^(-n)= 1/a^n
So,

→5^(-3)
→1/5³
→1/125 Ans.