Complete the Sentence So the Result Is an Identity $$ـــــــــ- 1 = \tan ^ { 2 } x$$

question 68

Multiple Choice

Complete the sentence so the result is an identity. Let x be any real number.
- $$ـــــــــ- 1 = \tan ^ { 2 } x$$

• A) \(\cos ^ { 2 } x\)
• B) \(\sec ^ { 2 } x\)
• C) \(\sin ^ { 2 } x\)
• D) \(\cot ^ { 2 } x\)

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Definitions:

Total Fixed Cost

The overall amount of costs that are unaffected by production volume or output.

Average Total Cost

the total cost of production divided by the number of units produced, representing the cost per unit.

Fixed Cost

Fixed costs are those that stay the same, unaffected by the volume of production or sales, and cover charges like rent, salaries, and insurance fees.