Find the derivative of f(x) = negative 9 divided by x at x = -4

The derivative of f'(x) = -9/x when x = 4 is 9/16.

Step-by-step explanation:

We are to find the derivative of and

We know that,

So,

Therefore when ,

Therefore, the derivative of when is 9/16.

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i believe the correct answer is option 4.principalities were small territories that were run by russian rulers.

which statement correctly defines principalities in northern asia in the 1200s? principalities were small territories that were run by russian rulers.

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