Solve the Equation in the Interval $[ 0,2 \pi )$ $\tan x \cos x - \cos x = 0$

question 21

Multiple Choice

Solve the equation in the interval $[ 0,2 \pi )$ . $\tan x \cos x - \cos x = 0$

• A) \(x = \frac { \pi } { 4 }\), \(x = \frac { \pi } { 2 }\)
• B) \(x = 0\), \(x = \frac { \pi } { 2 }\), \(x = \frac { 3 \pi } { 4 }\), \(x = \frac { 5 \pi } { 4 }\)
• C) \(x = 0\), \(x = \frac { \pi } { 2 }\), \(x = \frac { 3 \pi } { 4 }\)
• D) \(x = \frac { \pi } { 2 }\), \(x = \frac { 3 \pi } { 4 }\), \(x = \frac { 5 \pi } { 4 }\)
• E) none of these

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Definitions:

Ileum

The third and final section of the small intestine, where further digestion and absorption of nutrients occurs, leading to the large intestine.

Small Intestine

The part of the gastrointestinal tract between the stomach and large intestine that is responsible for most of the digestion and absorption of nutrients.

Stomach

The stomach is a muscular organ located on the left side of the upper abdomen, receiving food from the esophagus and initiating digestion by secreting acid and enzymes.

Large Intestine

The last part of the gastrointestinal tract, which absorbs water and salts, forming and storing feces for elimination.