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  2. Digital textbook - Wikipedia

    en.wikipedia.org/wiki/Digital_Textbook

    A digital textbook is a digital book or e-book intended to serve as the text for a class. Digital textbooks may also be known as e-textbooks or e-texts.Digital textbooks are a major component of technology-based education reform.

  3. Quadratic function - Wikipedia

    en.wikipedia.org/wiki/Quadratic_function

    () = () is called the factored form, where r 1 and r 2 are the roots of the quadratic function and the solutions of the corresponding quadratic equation. f ( x ) = a ( x − h ) 2 + k {\displaystyle f(x)=a(x-h)^{2}+k} is called the vertex form , where h and k are the x and y coordinates of the vertex, respectively.

  4. Mathematics - Wikipedia

    en.wikipedia.org/wiki/Mathematics

    The apparent plural form in English goes back to the Latin neuter plural mathematica , based on the Greek plural ta mathēmatiká (τὰ μαθηματικά) and means roughly "all things mathematical", although it is plausible that English borrowed only the adjective mathematic(al) and formed the noun mathematics anew, after the pattern of ...

  5. Meragang Sixth Form Centre - Wikipedia

    en.wikipedia.org/wiki/Meragang_Sixth_Form_Centre

    Meragang Sixth Form Centre (Malay: Pusat Tingkatan Enam Meragang, abbrev: PTEM) is a sixth form college located in Kampong Meragang, Brunei Darussalam.Known locally by its acronym, PTEM offers Cambridge International Examinations AS-level examinations at the end of students' first year, or the following May/June, and A-level examinations in the October/November of the second.

  6. Plain text - Wikipedia

    en.wikipedia.org/wiki/Plain_text

    Plain text is also sometimes used only to exclude "binary" files: those in which at least some parts of the file cannot be correctly interpreted via the character encoding in effect. For example, a file or string consisting of "hello" (in any encoding), following by 4 bytes that express a binary integer that is not a character, is a binary file ...

  7. Eartha Kitt - Wikipedia

    en.wikipedia.org/wiki/Eartha_Kitt

    Eartha Mae Kitt (née Keith; January 17, 1927 – December 25, 2008) was an American singer and actress.She was known for her highly distinctive singing style and her 1953 recordings of "C'est si bon" and the Christmas novelty song "Santa Baby".