Multiplying by the Least Common Denominator to Get a Quadratic Equation
The steps involved in solving an equation by multiplying by the least common denominator to get a quadratic equation and checking the solution are detailed.
Multiplying then Simplifying Two Radicals
The procedure for simplifying radicals by beginning with multiplication is demonstrated.
NOTE TITLE CHANGE: Multiplying Three Rational Expressions
A multiplication problem involving three rational expressions is demonstrated.
Naming Whole Numbers: Expanded Notation
This clip explains that when we write a numeral using words such as "hundreds," "tens" and so on, or numbers like, say, "700," "80," and "9," we are using expanded notation, which makes it much easier to add, subtract, m..
Naming Whole Numbers: Face Value and Place Value
This clips explains that every digit makes sense in two different ways at the same time. It makes sense according to which digit it is, which is known as face value, and it makes sense according to where we decide to put..
Naming Whole Numbers: Multiplying Face Value and Place Value
This clip explains that to find the number represented by a particular digit in a decimal numeral, we multiply its face value and place value, then combine the values that result by adding them.
Naming Whole Numbers: Separating Large Numbers Into Periods
This clip explains the use of commas to organize the digits within a number into groups or periods.
Naming Whole Numbers: Summary: Naming Whole Numbers
This clip summarizes how whole numbers are named, and in the process covers decimal numerals, whole numbers, face value, place value and expanded notation.
Naming Whole Numbers: System of Decimal Numerals, The
This clip talks about whole numbers and the system that was developed so that they could be written and spoken. It's known as the system of decimal numerals, based on symbols called digits.
Nation Torn, A: 1968, The Year the Dream Died
The trauma and turmoil of the 1960s seem to converge on the year 1968. On March 31 in this year of the TET Offensive, President Johnson addresses the nation to announce his decision not to run for re-election. Many thing..