This is an alert ×

Search Query

    Search Options

Showing results - 1 to 10 of 50
Simplifying by Adding or Subtracting Common Radical Factors
02:13

Simplifying by Adding or Subtracting Common Radical Factors

A new guideline for simplifying radicals is introduced: the terms in a fully-simplified radical expression must have no common radical factors. Simplifying a radical expression by adding or subtracting common radical factors is illustrated.

Finding Distance on a Graph Using the Pythagorean Theorem and the Distance Formula
03:22

Finding Distance on a Graph Using the Pythagorean Theorem and the Distance Formula

The Pythagorean Theorem can be used to solve a distance problem on the coordinate plane. The same problem is also solved using the distance formula.

Multiplying First to Get a Perfect Square in the Radicand
01:21

Multiplying First to Get a Perfect Square in the Radicand

Simplifying a radical by multiplying first to get a perfect square in the radicand.

Simplifying to Find a Common Radical Factor
01:54

Simplifying to Find a Common Radical Factor

The process of simplifying to find a common radical factor is demonstrated.

Simplifying Radicals before Multiplying
02:13

Simplifying Radicals before Multiplying

Instances are demonstrated where simplifying radicals before multiplying are indicated.

Square Root of a Product, The
00:54

Square Root of a Product, The

Illustrations of the rule for multiplying radicals: the square root of a times the square root of b equals the square root of the product a times b.

Practical Problem: Height of a Stack of Pipes
02:38

Practical Problem: Height of a Stack of Pipes

The Pythagorean Theorem can be used to solve problems involving rectangles and circle. A practical problem involves finding the height of a stack of pipes.

Expressions That Have No Common Radical Factor
01:08

Expressions That Have No Common Radical Factor

Simplifying a radical expression that has no common radical factor using subtraction.

Square Roots of Decimal Numbers and Perfect Square Decimals
02:08

Square Roots of Decimal Numbers and Perfect Square Decimals

Finding the square root of a decimal is discussed, noting that any decimal that does not have an even number of places after the decimal cannot have an exact square root.

Two Factoring Problems
01:25

Two Factoring Problems

Simplifying more complex radicals with numbers and variables.