Answer:
D) -122
Step-by-step explanation:
Given:

We need to find f(-4).
Now by substituting the value of x =-4 in above equation we get;

By using PEDMAS we will solve for exponential function first we get;
Now we know that 
So we get;

Now using PEDMAS we will solve division.

Now using PEDMAS we solve multiplication.

Finally by subtraction we get;

That is true, I don,t quite know how to explain it but I just did this problem yesterday.
Please do not spam the same question, I have already answered it.
Try doing A, 2/3 Hopefully it helps you, I'm not good with fractions.