SOLUTION: What is the reciprocal of 3-the square root of 5? How to express as a rational number?

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Question 356301: What is the reciprocal of 3-the square root of 5? How to express as a rational number?
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
%281%2F%283-sqrt5%29%29+%2A+%28%283%2Bsqrt%285%29%29%2F%283%2Bsqrt%285%29%29%29
=(3+sqrt(5))/(9-5)
=(3+sqrt(5))/4
.
Ed