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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. Particular songs or dances performed during shows. To put numbers on things.

divisible

/dəˈvizəb(ə)l/

adjective

Capable of being divided or separated.

expression
noun

Group of words that have a specific meaning.

radical

/ˈradək(ə)l/

adjective noun

relating to or affecting fundamental nature of something. 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

split into parts. To split numbers by another number, e.g. 6 / 2 = 3.

principle

/ˈprinsəpəl/

noun

fundamental truth or proposition.

simplification

/ˌsimpləfəˈkāSH(ə)n/

noun

Act of making easier to do, use or understand.

simplify

/ˈsimpləˌfī/

verb

make something simpler or easier to do or understand.

talking

/ˈtôkiNG/

adjective noun verb

engaging in speech. action of talking. To say things or ideas to someone with words.

rationalizing

/ˈraSHənlˌīz/

verb

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

outside
adjective adverb noun preposition

situated on or near outside. Beyond the limits or edges of some place, thing. Area around or near something, such as a building. situated beyond boundaries of.

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