62.48
This is because the 5 turns the 7 into an 8
Answer:
c. 
Step-by-step explanation:
When plugging in zero into the given equation:

Answer is in indeterminate form = use L'Hospital's Rule:
(Derivative of the top / Derivative of the bottom)

Rearranged equation:

Plug zero back into equation:

Answer:

Answer
-sqrt(18)<x<sqrt(18)
Step-by-step explanation:
- Factorise:(x-sqrt(18))(x+sqrt(18))<0
- Critical values:-sqrt18 and sqrt18
- Use number line or graphical method
The width would be 1/17 of an inch, approximately