algebra II

How many solutions does the equation x^2 - 2x - 2 = 0 have?

  1. 👍 0
  2. 👎 0
  3. 👁 52
asked by Lee
  1. Two. The equation is degree two.

    x=(2+-sqrt(4+8))/2= 1+-sqrt3

    (x-1+sqrt3)(x-1-sqrt3)=
    x^2-2x-1-3+sqrt3-sqrt3=x^2-2x-2

Respond to this Question

First Name

Your Response

Similar Questions

  1. CountIblis, can i bother you

    Countiblis, i know that you might be busy do you mind if i ask you the following for help.Only if you can please. can you explain to me just one more thing so i can undestand it. Now i have an equation which is : 3x = 3x + 5 which

    asked by jasmine20 on January 3, 2007
  2. math

    compare and contrast: below are two equations. solve each equation and compare the two solutions. choose the statement that is true about each solution. equation #1 2x-3=-17 5x+3=12 A. equation #1 and equation #2 have the same

    asked by HELLP PLEASE on October 13, 2014
  3. algebra

    what are the solutions to the equation 2x^2=18 the possible answers are A. 2 solutions +/-9 B. 2 solutions +/-3 C. 2 solutions +/-√3 D. No solutions. i am completely and utterly lost so if someone could help me just like figure

    asked by ugg on April 29, 2019
  4. Algebra II

    1)What method(s) would you choose to solve the equation: x2 + 2x - 6 = 0 A. Square roots; there is no x-term. B. Quadratic formula, graphing; the equation cannot be factored easily since the numbers are large. C. Factoring; the

    asked by Hally on January 15, 2013
  5. algebra

    i dont do the solutions very well could someone help me? how many real number solutions does the equation have? 0=2x^2-20x+50 A. 1 solution B. 2 solutions C. no solutions D. infinite solutions Is it C? Also if anyone has the rest

    asked by avg joe who didnt go on April 29, 2019
  6. ALGEBRA

    The table below shows two equations: Equation 1 |3x - 1| + 7 = 2 Equation 2 |2x + 1| + 4 = 3 Which statement is true about the solution to the two equations? Equation 1 and equation 2 have no solutions. Equation 1 has no solution

    asked by HELP PLEASE on October 5, 2014
  7. Factoring

    What does 3x^3-3x+2=0 come out to? How would I solve this? Is the x cubed supposed to be x squared? You can compare the equation with the identity: (a+b)^3 = a^3 + 3 a^2 b + 3 a b^2 + b^3 which you can rewrite as: (a + b)^3 = 3 ab

    asked by Ace on May 30, 2007
  8. Math help please!

    Write an equation with a variable on both sides of the equal sign that has infinitely many solutions. Solve the equation and explain why it has an infinite number of solutions. Okay so that is the question, I know it's already on

    asked by Help me! on January 11, 2018
  9. Algebra

    Write an equation with a variable on both sides of the equal sign that has infinitely many solutions. Solve the equation and explain why it has an infinite number of solutions. Okay so that is the question, I know it's already on

    asked by Help me! on January 11, 2018
  10. math,correction

    Find four solutions for the equation 3x+5y=15 so the equation will turn to be y=-(3)/(5)x+ (3) and when i do the table i get these points for the solution (-2,4.2),(-1,3.60),(0,3),(1,1.8) ok Let me give you a help. Take the slope,

    asked by Jasmine20 on January 26, 2007
  11. Math

    How many real number solutions does the equation have? y=3x^2-5x-5 A)one solution B)two solutions C)no solutions D)infinitely many solutions I can't figure this question out. Any help would be amazing.

    asked by Sasha on June 1, 2015

More Similar Questions