SOLUTION: Solve the equation by using the square root method. {{{x^2=4}}} I am having a hard time learning this problem. Please show the steps involved in solving. Thank you

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Solve the equation by using the square root method. {{{x^2=4}}} I am having a hard time learning this problem. Please show the steps involved in solving. Thank you      Log On


   

Question 88703: Solve the equation by using the square root method. x%5E2=4
I am having a hard time learning this problem. Please show the steps involved in solving. Thank you
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
x%5E2=4

sqrt%28x%5E2%29=sqrt%284%29 Take the square root of both sides

Take the square root of 4 to get plus or minus 2

which breaks down to

x=2 or x=-2