Write the Word or Phrase That Best Completes Each Statement $$\frac { \csc x - 1 } { \csc x + 1 } = \frac { \cot ^ { 2 } x } { \csc ^ { 2 } x + 2 \csc x + 1 }$$

question 212

Essay

Write the word or phrase that best completes each statement or answers the question.
Establish the identity.
- $$\frac { \csc x - 1 } { \csc x + 1 } = \frac { \cot ^ { 2 } x } { \csc ^ { 2 } x + 2 \csc x + 1 }$$

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Definitions:

Molecular Formula

A notation that shows the type and number of atoms in a molecule but not their structural arrangement.

1-Hexyne

A colorless, flammable liquid hydrocarbon with a triple bond in its structure, part of the alkyne group, used in organic synthesis.

Condensed Structural Formula

A method of describing the elements or molecules that comprise a compound and the way in which they are bonded to each other, using lines for bonds and showing minimal detail.

Triple Bond

A type of chemical linkage where two atoms share three pairs of electrons, resulting in a bond that is shorter and stronger than those involving only one or two pairs of electrons.