SOLUTION: 3+sqrt5 ---------- 3-sqrt5 The dashed lines is the division line. Write as an equivalent fraction with a ration denominator

Algebra ->  Trigonometry-basics -> SOLUTION: 3+sqrt5 ---------- 3-sqrt5 The dashed lines is the division line. Write as an equivalent fraction with a ration denominator      Log On


   



Question 690379: 3+sqrt5
----------
3-sqrt5

The dashed lines is the division line. Write as an equivalent fraction with a ration denominator

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
3+sqrt5
----------
3-sqrt5
----------
%283%2Bsqrt%285%29%29%2F%283-sqrt%285%29%29
--------------
Multiply the NUM and DEN by the conjugate of the DEN, 3 + sqrt(5)