Factor the Expression as the Sum or Difference of Two

question 126

Multiple Choice

Factor the expression as the sum or difference of two cubes.

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Definitions:

ECG

Electrocardiogram, a test that records the electrical activity of the heart to detect heart problems.

Holter Monitor

A portable device worn by patients to continuously record the heart's electrical activity over 24 hours or longer.

Arrhythmia

An irregularity in the heart's rhythm, which can range from mild to life-threatening conditions.

Heartbeat

The rhythmic contraction and expansion of the heart, especially as felt through the walls of arteries.