Answer:

Step-by-step explanation:
The given functions are:

and

Now,


The domain refers to values of
for which
is defined.
The expression under the radical sign must not be negative.
The domain is

Answer: r=16
Step-by-step explanation:
r-29=-2r+19
r=−2r+19+29
r=−2r+48
r+2r=48
3r=48
r=48/3
r=16
Hope this helps, now you know the answer and how to do it. HAVE A BLESSED AND WONDERFUL DAY! As well as a great Valentines Day! :-)
- Cutiepatutie ☺❀❤
Answer:
Following are the responses to the given question:
Step-by-step explanation:
Mean Absolute Deviation MAD
Mean squared error
linear trend equation is 

Naive method

Please find the attached file.
Answer:
18.5
Step-by-step explanation:
You have to divide. If you leave it as a fraction, you won't be able to simplify. You can check my answer by multiplying 18.5 * 2