Factor; Then Use Fundamental Identities to Simplify the Expression Below $\tan ^ { 3 } x - \tan ^ { 2 } x + \tan x - 1$

question 52

Multiple Choice

Factor; then use fundamental identities to simplify the expression below and determine which of the following is not equivalent.
$\tan ^ { 3 } x - \tan ^ { 2 } x + \tan x - 1$

• A) \(\frac { \sin x - \cos x } { \cos ^ { 3 } x }\)
• B) \(\sec ^ { 2 } x \left( \frac { \sin x - \cos x } { \cos x } \right)\)
• C) \(\frac { \sin x } { \cos ^ { 3 } x } - \sec ^ { 2 } x\)
• D) \(\tan x \sec ^ { 2 } x - \sec ^ { 2 } x\)
• E) \(\sec ^ { 2 } x - \tan ^ { 2 } x\)

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