it would = out to be 9 18/73
The answer is B. Quadrant II
Just remember this concept instead.


Critical points occur when

, which happens for

and

.
Check the sign of the second derivative at each critical point to determine the function's concavity at that point. If it's concave (

), then a maximum occurs; if it's convex (

), then a minimum occurs.
You have

and so


This means a maximum of

and a minimum of

.
Answer:
$29.26
Step-by-step explanation:
27/100=0.27
0.27*8=2.16
27.00+2.16=29.16
hope this helps!