You obviously solve whatever the problem is
6.283 this would be the circumference the nearest tenth would be 6.28
F hope it helps have a good day byeee
To solve this problem you must apply the proccedure shown below:
1. If the function
is shifted
units left, this means that you must substitute the value of
by
to find
, as following:

2. Now, expand the function:

3. Then, you have that
is:

Therefore, the answer is: 
6;9 = 2;3
thats one only hope it help a little