Answer:
3
Step-by-step explanation:
9= 3*3
42=3*7*2
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;

If I babysit my little sister, my Mom has to work.
Hope this helps! :D
The one in the top left corner is the answer