Write the Word or Phrase That Best Completes Each Statement $$\tan \left( \frac { \pi } { 2 } + x \right) = - \cot x$$

question 60

Essay

Write the word or phrase that best completes each statement or answers the question.
Establish the identity.
- $$\tan \left( \frac { \pi } { 2 } + x \right) = - \cot x$$

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Definitions:

Antibiotic

A type of medication used to treat bacterial infections by killing or inhibiting the growth of bacteria.

Duracillin

A long-acting form of penicillin used for treating bacterial infections by inhibiting the bacteria's cell wall synthesis.

Novocaine

A synthetic compound used as a local anesthetic in medical procedures, known chemically as procaine.

Anesthetic

A substance that causes loss of sensation or consciousness.