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How to rationalize a denominator | Exponent expressions and equations | Algebra I | Khan Academy

1,336,457 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

95%
  • 9:47 / 10:17

Speech Rate:

  • 184 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

question

/ˈkwesCH(ə)n/

noun verb

Issue or problems you are dealing with. To ask for or try to get information.

classes

/klas/

noun other verb

set or category. Ranks or levels in society ranked from high to low. assign to category.

irrational

/i(r)ˈraSH(ə)nəl/

adjective noun

not logical or reasonable. irrational number or quantity.

fraction

/ˈfrakSH(ə)n/

noun

Small part of something.

simplest

/ˈsimpəl/

adjective

Easiest to understand; the least complex.

rationalize

/ˈraSHənlˌīz/

verb

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

rational

/ˈraSH(ə)n(ə)l/

adjective noun

Able to think clearly. rational number.

numbers

/ˈnəmbər/

noun other verb

arithmetical value expressed by word, symbol, or figure. Symbols such as 1, 2, 56, 793. To claim to be part of a larger group, series, set.

calculators

/ˈkalkyəˌlādər/

noun other

something used for making mathematical calculations. Small electronic device used for calculation.

teachers

/ˈtēCHər/

noun other

person who teaches. People who teaches others, especially in a school.

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