Someone ! i will make you the brainiest if the answer is correct!

Hi There!

D. about 3 yr

Step-by-step explanation:

If you look at the graph and you line up 40 with the line that is pre exisiting, you will see that its closest or on 3.

Hope This Helps :)

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square