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Rationalizing denominators of expressions | Rational expressions | Algebra II | Khan Academy

171,550 views

Khan Academy

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

99%
  • 4:56 / 4:58

Speech Rate:

  • 175 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

simplified

/ˈsimpləˌfī/

verb

To make something easier to do, use or understand.

numbers

/ˈnəmbər/

noun other verb

arithmetical value expressed by word, symbol, or figure. Symbols such as 1, 2, 56, 793. To put numbers on things.

divisible

/dəˈvizəb(ə)l/

adjective

capable of being divided.

expression
noun

Group of words that have a specific meaning.

radical

/ˈradək(ə)l/

adjective noun

Very new and different from what is traditional. Person who believes in extreme political change.

problems

/ˈpräbləm/

noun other

unwelcome or harmful matter. Some things difficult to deal with or causes troubles.

numerator

/ˈn(y)o͞oməˌrādər/

noun

Dividend of a fraction.

divided

/diˈvīdəd/

adjective verb

Being split in two or more pieces. To separate something into equal pieces.

principle

/ˈprinsəpəl/

noun

Natural law that explains how things work.

simplification

/ˌsimpləfəˈkāSH(ə)n/

noun

Act of making easier to do, use or understand.

simplify

/ˈsimpləˌfī/

verb

To make something easier to do, use or understand.

talking

/ˈtôkiNG/

adjective noun verb

engaging in speech. action of talking. To make a formal speech about something.

rationalizing

/ˈraSHənlˌīz/

verb

attempt to explain or justify behaviour or attitude with logical reasons.

outside
adjective adverb noun preposition

situated on or near outside. situated beyond boundaries of place. external side or surface. situated beyond boundaries of.

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