math

how can i plot values in a parabola graph if the values are fractions. it's my first time with this things so i don't understand

  1. 👍 0
  2. 👎 0
  3. 👁 54
asked by aj
  1. plot them just like any other number. It just means you have to know how to square fractions and add them.

    For instance if

    f(x) = 2x^2-3x+7
    f(2/3) = 2(4/9) - 3(2/3) + 7
    = 8/9 - 2 + 7
    = 5 8/9
    = 53/9 or 5.88888

    1. 👍 0
    2. 👎 0
    posted by Steve

Respond to this Question

First Name

Your Response

Similar Questions

  1. algebra.math

    i need serious help, I'm trying to plot table of values for sketching graph (parabola)for y=x^2-5x+3 xy values are 0,3 1,-1 2.5,-3.25 3,-3 4,-1 5,3 6,9 are these values correct, I'm having problems graphing.

    asked by kate on November 14, 2007
  2. Algebra (Please help!)

    The graph below plots the values of y for different values of x: plot the ordered pairs 1, 1 and 2, 4 and 3, 7 and 4, 9 and 5, 12 and 6, 16 Which correlation coefficient best matches the data plotted on the graph? A. −0.5 B. 0

    asked by Lidiah on April 17, 2017
  3. math help pls pls pls

    The graph below plots the values of y for different values of x: Plot the ordered pairs 1, 3 and 2, 4 and 3, 9 and 4, 7 and 5, 2 and 6,18 Which correlation coefficient best matches the data plotted on the graph? 0.5 0.8 0.9 1.0

    asked by Oscar on March 19, 2016
  4. Intermediate Algebra

    Evaluate the logarithmic equation for three values of x that are greater than -1, three values of x that are between -2 and -1, and at x = -1. Show your work. Use the resulting ordered pairs to plot the graph; submit the graph via

    asked by Marnae on September 5, 2010
  5. algebra

    Evaluate the logarithmic equation for three values of x that are greater than -1, three values of x that are between -2 and -1, and at x = -1. Show your work. Use the resulting ordered pairs to plot the graph; submit the graph via

    asked by Marlee on September 8, 2010
  6. algebra

    Evaluate the logarithmic equation for three values of x that are greater than 1, three values of x that are between 0 and 1, and at x=1. Show your work. Use the resulting ordered pairs to plot the graph; submit the graph via the

    asked by Anonymous on September 3, 2010
  7. intermediate algebra

    Evaluate the exponential equation for three positive values of x, three negative values of x, and at x=0. Show your work. Use the resulting ordered pairs to plot the graph; submit the graph via the Dropbox. State the equation of

    asked by Anonymous on September 3, 2010
  8. Algebra

    Evaluate the exponential equation for three positive values of x, three negative values of x, and at x=0. Transform the second expression into the equivalent logarithmic equation; and evaluate the logarithmic equation for three

    asked by Sol on June 19, 2010
  9. Intermediate Algebra

    Evaluate the exponential equation for three positive values of x, three negative values of x, and at x=0. Transform the second expression into the equivalent logarithmic equation; and evaluate the logarithmic equation for three

    asked by Samantha on September 10, 2010
  10. Intermediate algebra

    Evaluate the exponential equation for three positive values of x, three negative values of x, and at x=0. Transform the second expression into the equivalent logarithmic equation; and evaluate the logarithmic equation for three

    asked by Anonymous on September 12, 2010

More Similar Questions