simply and write in exponents form (5^-7÷5^-10) ×5^-5
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Answer:
(5^-7÷5^-10) ×5^-5
law: a^m divided by a^n =a^m-n
={5^-7-(-10)}*5^-5
={5^-7+10}*5^-5
=5^3*5^-5
law: a^m*a^n =a^m+n
=5^3+(-5)
=5^-2
=1/25
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