SOLUTION: Solve the following equation for x. [Do not report answers in decimal – leave them in radical form, and be sure to simplify radicals. 25x^2 = 13

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons -> SOLUTION: Solve the following equation for x. [Do not report answers in decimal – leave them in radical form, and be sure to simplify radicals. 25x^2 = 13      Log On


   

Question 67539: Solve the following equation for x. [Do not report answers in decimal – leave them in radical form, and be sure to simplify radicals.
25x^2 = 13
Answer by 303795(602) About Me  (Show Source):
You can put this solution on YOUR website!
25x%5E2+=+13
Divide each side by 25
25x%5E2%2F25+=+13%2F25
x%5E2+=+13%2F25
Find square root of each side
x+=+%2Bsqrt%2813%29%2Fsqrt%2825%29 or x+=+-sqrt%2813%29%2Fsqrt%2825%29
x+=+%2Bsqrt%2813%29%2F5 or x+=+-sqrt%2813%29%2F5