Formula :

Plug in the values :

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Answer:550----------------------------------
The function that is growing at the fastest rate is p(x) = 12x^3 + 9.
This is a cubic function, meaning that x is raised to the third power. This is the only function that is raised to the third power, so it will increase the fastest.
The answer is C I’m pretty sure
Sold Last Month: 60 x
= 40
Remaining from last month: 60 - 40 = 20
Sold This Month: 20 x
= 8
Remaining from this month: 20 - 8 = 12
Answer: there are 12 houses left to be sold