(3^-5×10^-5×125)/5^-7×6^5
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Step-by-step explanation:
(3^-5* (5)^-10 *(5)^4)*5^7 * 3^-10
=3^(-5-15) * (5)^(-10+4+7)
= 3^-20 *5¹
=5/3^20
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