What is the simplified form of

9-m^-3n^5 x 2m^-3n^-6

A.) - 18m^5n

B.) - 18/m^5n

C.) - 18m^6/n^30

D.) - 18m^6n^30

I think it's either C or D

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Of the Day Ms. Marlee built a 8-yard by 9-yard rectangular vegetable garden. How many yards of fencing does she need to put around the garden in order to protect her vegetables from deer?

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A diver dives to a depth of - 25.6 feet below sea level. How many feet must the diver rise to reach sea level?

a fruit Shop sells dried fruit by the pound the cost for X pounds of raisins is represented by the equation y = 3.5x, where y is the total cost for X pounds.