A. Parts of a Radical Expression

A variable is a letter or symbol that represents an unknown value.

Parts of a Two-Term Radical Expression

To build muscles and stamina, athletes must exercise and lift weights. This helps them to better prepare for physical workouts and team sports.

Algebra is exercise for your brain. The more you exercise the skills, the stronger you become and the better prepared you are for higher level skills. Algebra provides critical thinking training for future problems.