6. the answer is 4. because u find the diameter by dividing by 2.
7. answer = 8 , the radius is 4 . so u need to multiply 2 times 4. 2 times 4 =8.
Answer:
i have no idea what it is so good luck
Step-by-step explanation:
For this case we have the following expression:

We take common factor
, for this we must take into account that:

So, factoring the expression we have:

ANswer:
The factored expression is:
