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  2. Spanish verbs - Wikipedia

    en.wikipedia.org/wiki/Spanish_verbs

    The 16 "regular" forms (tenses) include 8 simple tenses and 8 compound tenses. The compound tenses are formed with the auxiliary verb haber plus the past participle . Verbs can be used in other forms, such as the present progressive, but in grammar treatises they are not usually considered a part of the paradigm but rather periphrastic verbal ...

  3. Summation - Wikipedia

    en.wikipedia.org/wiki/Summation

    In mathematics, summation is the addition of a sequence of numbers, called addends or summands; the result is their sum or total.Beside numbers, other types of values can be summed as well: functions, vectors, matrices, polynomials and, in general, elements of any type of mathematical objects on which an operation denoted "+" is defined.

  4. Worksheet - Wikipedia

    en.wikipedia.org/wiki/Worksheet

    They are used, to some degree, in most subjects, and have widespread use in the math curriculum where there are two major types. The first type of math worksheet contains a collection of similar math problems or exercises. These are intended to help a student become proficient in a particular mathematical skill that was taught to them in class.

  5. General Educational Development - Wikipedia

    en.wikipedia.org/wiki/General_Educational...

    The GED test pass rate for all takers is almost 60%. [citation needed] Colleges that admit based upon high school grades may require a minimum score on the GED test in order to admit students based upon the test. For example, Arizona State University requires an average sub-test score of 500 [clarification needed] in addition to the certificate ...

  6. Direct sum - Wikipedia

    en.wikipedia.org/wiki/Direct_sum

    The direct sum is an operation between structures in abstract algebra, a branch of mathematics.It is defined differently but analogously for different kinds of structures. As an example, the direct sum of two abelian groups and is another abelian group consisting of the ordered pairs (,) where and

  7. Future tense - Wikipedia

    en.wikipedia.org/wiki/Future_tense

    The form of the will/shall future described above is frequently called the simple future (or future simple). Other constructions provide additional auxiliaries that express particular aspects : the future progressive (or future continuous ) as in "He will be working"; the future perfect as in "They will have finished"; and the future perfect ...

  8. SAT Subject Test in Mathematics Level 2 - Wikipedia

    en.wikipedia.org/wiki/SAT_Subject_Test_in...

    Whereas the Mathematics 1 test covered Algebra II and basic trigonometry, a pre-calculus class was good preparation for Mathematics 2. [2] On January 19, 2021, the College Board discontinued all SAT Subject tests, including the SAT Subject Test in Mathematics Level 2. This was effective immediately in the United States, and the tests were to be ...

  9. Speak & Math - Wikipedia

    en.wikipedia.org/wiki/Speak_&_Math

    The Speak & Math (or Speak & Maths in some countries) was a popular electronic toy created by Texas Instruments in 1980 (45 years ago) (). Speak & Math was one of a three-part talking educational toy series that also included Speak & Spell and Speak & Read .