Answer:
11 cm
Step-by-step explanation:
To find radius just divide diameter of 22 by 2. The answer will be 11.
Answer:
<em>x = 70</em>
Step-by-step explanation:
Given that
, we have
, so that

Take the derivative and find the critical points of
:

Take the second derivative and evaluate it at the critical point:

Since
is positive for all
, the critical point is a minimum.
At the critical point, we get the minimum value
.
Answer:
B= 
a= 
Step-by-step explanation:
If you want step by step explanation, tell me in the comment box