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Re: algebra regents 2011
Posted:
Jun 20, 2011 3:05 PM
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Yes, I meant 1. I did give 1 point for that.
---- "fsasqr@netzero.com" <fsasqr@netzero.com> wrote:
>
> no it's at least 1 point got stating the 15 (2nd to last item on the rubric).
> ---------- Original Message ----------
> From: <precopio@nycap.rr.com>
> To: nyshsmath@mathforum.org
> Cc: "Roberta M. Eisenberg" <bobbi@alumni.nd.edu>
> Subject: Re: algebra regents 2011
> Date: Mon, 20 Jun 2011 11:19:13 -0400
>
> I am still fuming over question 35. I had many kids who did not actually write an inequality or an equation, but they Added 20 and 15, then subtracted from 45, then divided by .65 and then stated the correct answer of 15. According to the rubric this is zero points?
> ---- "Roberta M. Eisenberg" <bobbi@alumni.nd.edu> wrote:
> > Unfortunately that is not correct. Too bad it's in an official document. x/t, 4/abc, etc. are terms but not monomials.
> >
> > An algebraic expression is a term or a sum of terms.
> > A monomial is a term with no variable in the denominator.
> > A polynomial is a monomial or a sum of monomials.
> >
> > Bobbi E
> >
> > On Jun 20, 2011, at 8:53 AM, ELAINE ZSELLER wrote:
> >
> > > The first three definitions below are from the NYS high school glossary. "Term" was defined in the pk-8 glossary.
> > >
> > > trinomial (A) A polynomial with exactly three terms.
> > >
> > > Examples:
> > > a + 2b + c, x^2 - 3x + 5, 4c^2d+5cd^2+8
> > >
> > >
> > > polynomial (A) A monomial or sum of monomials.
> > >
> > > Example: The sum 4x2 + (-2x) + (-8) can be written as 4x2 – 2x – 8
> > >
> > > monomial (A) A polynomial with one term; it is a number, a variable, or the product of a number (the coefficient) and one or more variables.
> > >
> > > Examples: 6, -3/4, x^2, 1/8 x^5, -5.9y, m^2n^2p^4
> > >
> > > term The addends of an algebraic expression
> > >
> > >
> > > >>> "Roberta M. Eisenberg" <bobbi610@me.com> 6/19/2011 12:13 AM >>>
> > >
> > > On Jun 18, 2011, at 8:48 AM, Bob wrote:
> > >
> > > > By definition of trinomial (three terms separated by + or - signs)
> > >
> > > I realize that your emphasis was elsewhere and that you probably made this def. in haste; however, a trinomial is composed of three monomials (no variable in the denominator) and not three terms (can have variable(s) in the denominator).
> > >
> > > Bobbi Eisenberg
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> >
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