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    4. which of the following is a quadratic expression?
    which of the following is a quadratic expression?

    A.  x+10


    B.  2x-y


    C. x2+10x+21


    D. x-5=7

    Answer this
    0  Views: 493 Answers: 1 Posted: 13 years ago
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      1 Answer

      Samples are here, to make your choice easier for you.


      http://www.teacherschoice.com.au/sample_help_1_alg.htm

      13 years ago. Rating: 0
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