Evaluate the Integral $$\int 2 \sec ^ { 4 } x d x$$

question 147

Multiple Choice

Evaluate the integral.
- $$\int 2 \sec ^ { 4 } x d x$$

• A) \(2 \tan x + \frac { 2 } { 3 } \tan ^ { 3 } x + C\)
• B) \(- \frac { 2 } { 3 } \tan ^ { 3 } x + C\)
• C) \(2 ( \sec x + \tan x ) ^ { 5 } + C\)
• D) \(\frac { 2 } { 3 } \tan ^ { 3 } x + C\)