Verify the Identity $\sin ( - x ) \tan ( - x ) = \sin ^ { 2 } x \sec x$

question 53

Essay

Verify the identity. $\sin ( - x ) \tan ( - x ) = \sin ^ { 2 } x \sec x$

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Definitions:

Parathyroid Glands

Small endocrine glands in the neck that produce parathyroid hormone, regulating calcium and phosphorus balance in the body.

Hyperkalemia

Hyperkalemia is a medical condition characterized by higher than normal levels of potassium in the bloodstream, which can affect heart and neuromuscular function.

Cellular Injury

Damage to cells that can be caused by a wide range of factors including chemicals, lack of oxygen, or physical trauma.

Urinary Output

The measurement of the volume of urine produced by the kidneys over a specific period of time, an indicator of kidney function and hydration status.