Answer:
sec(x)tan(x)
Step-by-step explanation:
This is a direct application of the <em>fundamental theorem of calculus</em>, which tells you ...

Here, f(t) = sec(t)tan(t) and a=3. So, the derivative is ...
f(x) = sec(x)tan(x)
Answer:
84 :)
Step-by-step explanation:
bottom surface area= 
top surface area=
lateral surface area= 
add this together you get TOTAL surface area of 84