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.

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.

Learn all about the powers and roots of numbers with our engaging video lesson. See examples of this concept, followed by an optional quiz for practice.

The square root of a number is defined as a value that, when multiplied by itself, gives the original number. Note that there are numbers that have a perfect root and there are numbers that do not …

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

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

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 about estimating square roots and see steps on how to get the square root of a number. Study an example with numbers to see how to approximate square roots.

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.