math, help

i also need help in this:

i am up to this part of a problem but i can not continue
i have to simplify the following

x = (-2 +/- sqrt 124)/(4)

so i know that sqrt 124 = 2 sqrt 31
so now i am not sure if i do the following

-2/4 + 2sqrt31 / 4 = -1/2 + ?

  1. 👍 0
  2. 👎 0
  3. 👁 82

Respond to this Question

First Name

Your Response

Similar Questions

  1. MATH

    Reiny - the problem with the different inequality signs was typed from the textbook. I will notify instructor Thanks Another problem 3

    asked by Amie on December 10, 2015
  2. Science - Please Help!

    How can you tell the similarity between displacement and average velocity? It is for a part of a science problem. The lesson did not tell me how to do this. I have been stuck on that problem for a while. I also had my sister help

    asked by Brady on February 27, 2014
  3. Math

    I just want to make sure I'm right. Representing a portion of another portion can be thought of as finding a part of apart. For each of the parts described below figure out what part of the whole is described. for each problem

    asked by Jessica on February 9, 2017
  4. Chemistry

    Part 1: Each molecule of NO2, nitrogen dioxide, consists of 1 atom of N and 2 atoms of O. If you have 0.155 g. of NO2, how many molecules of NO2 do you have ? 0.155gx46.0 = moles moles x 6.02 E23 = answer Part 1 Answer:

    asked by Summer on June 14, 2011
  5. Physics

    Ok the problem I'm doing has two parts I know how to do part a and got the right answer I think... I do not know how to do part b Here's the problem A student driver wants to make his car jump over 8 cars parked side by side below

    asked by Physics on July 5, 2009
  6. Physics "Simple" Energy Problem

    Jonathan is riding a bicycle and encounters a hill of height 6.70 m. At the base of the hill, he is traveling at 5.00 m/s. When he reaches the top of the hill, he is traveling at 3.00 m/s. Jonathan and his bicycle together have a

    asked by PersonWhoNeedsHelp on November 8, 2015
  7. Algebra: Simple Interest

    Problem: Geoff has $5000 to invest. He wants to earn $568 in interest in one year. He will invest part of the money at 12% and the other part at 10%. How will he invest. +I already know how to do Simplest Interest, I just can't

    asked by Milly on November 22, 2010
  8. Math (Physics)

    Problem: An excited hydrogen atom could, in principle, have a radius of 2.50 mm . ________ Part A: What would be the value of n for a Bohr orbit of this size? Answer--> n= 6.87×103 _______ Part B What would its energy be?

    asked by Dom on April 25, 2017
  9. Algebra/College/HELP

    (I know that the questions I answered are right but I'm stuck on c and d. Can someone please help me? I'm not very good at algebra). a) The sales representative informs you that there are two floor plans still available, and that

    asked by LeAnn/URGENT on November 16, 2009
  10. Geometry

    Please help me with this other problem and this problem has a diagram too but, i cannot copy and paste here. A block of metal has 90 degree notch cut from its lower surface. The notched part rests on a circular cylinder of

    asked by Milo on January 12, 2009
  11. Algebra

    Suppose you are in the market for a new home and are interested in a new housing community under construction in a different city. a)The sales representative informs you that there are two floor plans still available, and that

    asked by Dolores on July 18, 2009

More Similar Questions