Question

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Answer 1

$\dfrac{12^3}{12^7} = 12^{3 - 7} = 12^{-4} = \dfrac{1}{12^4}$

Answer: B

Answer 2

Answer:

B 1/12^4

Step-by-step explanation:

12^3 / 12^7

= 12^ (3-7)

= 12^ (-4)

= 1/ 12^4