Master finding square roots in just 5 minutes! Our engaging video lesson covers methods for perfect and imperfect squares, plus a quiz to test your knowledge.

Learn about the square root sign and square root rules. See a table for common square roots. Understand how to solve square and square root problems in math.

Learn about the Square Root Property, its formula, and how to use it to solve quadratics.

To rationalize the denominator of a fraction with a square root, multiply the numerator and denominator of the fraction by the given square root. Then simplify the new numerator and denominator.

Learn what the square root of a negative number looks like and how to find it. See examples of different negative square roots.

Learn what the square root of negative 1 is. Understand the definition of imaginary numbers and their applications in mathematics, engineering, and physics.

Learn how to simplify square roots. See examples including the square root of a fraction, the square root of variables, and square roots in the...

Understand the definition of a square root function in algebra and know how to graph square root functions. Explore some examples of graphs of square root functions.

Discover what a principal square root means. Learn how to calculate the principal square root of a number or term, and see examples using principal square roots.

Learn how to graph a basic square root function, and see examples that walk through sample problems step-by-step for you to improve your math knowledge and skills.