Question

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Answer 1

Step-by-step explanation:

$39 \div ( - 3) = - 13ans \\ ( - 729) \div 9 = - 104.142ans \\ ( - 144) \div ( - 12) = 12ans$

you should ask a question at a time bro

Answer 2

I) -3
II) -81
III) +12
IV) +100
V) -20513
VI) +1
VII) -1
VIII) -1