16 Replies to “Quadratic Functions”

  1. You are GREAT!. Thank you I think I'm getting this problem on my Midterm today. God bless you and continue doing a great job. 🙂

  2. If you are talking about for the range you are correct, since the lead coefficient is negative the quadratic will open downwards and thus the range will go to negative infinity.

  3. I need help. plz help me solve this. Thanks you very much
    IF the function f is defined by  f = { (0,20, (1,-1), (4,6), (2,5) } and the function g is defined by g = { (-1,6), (1,0), (2,4), (4,1) } then f (g(4)) =?

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