Mathematics

Problem

The answers are in Chapter 24. 2. Evaluate

\int x \sec ^{2} x d x

. (A)

\quad x \tan x+\ln |\cos x|+C

(B)

\quad x \tan x-\ln |\cos x|+C

(C)

\frac{x^{2}}{2} \tan x+C

(D)

\frac{x^{2} \sec ^{3} x}{6}+C

(A)

\quad x \tan x+\ln |\cos x|+C

(B)

\quad x \tan x-\ln |\cos x|+C

(C)

\frac{x^{2}}{2} \tan x+C

(D)

\frac{x^{2} \sec ^{3} x}{6}+C