Every System of Equations Has at Least One Least Squares

question 40

True/False

Every system of equations has at least one least squares solution.

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Definitions:

Manic Episode

A period of abnormally elevated or irritable mood, energy levels, and activity, often associated with bipolar disorder.

Irritable Mood

A state of increased frustration or annoyance that can vary in intensity and duration, often affecting interpersonal relationships.

Bipolar I Disorder

A mental disorder characterized by extreme mood swings that include emotional highs (mania) and lows (depression).

Major Depressive Episode

A period characterized by severely depressed mood and a lack of interest in activities, significantly impairing daily life.