Find the area of the surface obtained by rotating the curve
from
Finally, we get
Step 1 :The formula for the surface area of a curve
Step 2 :First, we need to find the derivative of the function
Step 3 :Substitute
Step 4 :Simplify the integral, we get
Step 5 :To solve the integral, we can use the substitution method. Let
Step 6 :Substitute
Step 7 :Solve the integral, we get
Step 8 :Calculate the definite integral, we get
Step 9 :Simplify the expression, we get
Step 10 :Calculate the final result, we get
Step 11 :Finally, we get