Answers

2016-07-13T19:06:39+08:00
Let us represent the number as x and the reciprocal as 1/x.

Compute:
x + 1/x = 17/4
4(x²+1) = 17x
4x² - 17x + 4 = 0
(4x - 1)(x - 4) = 0

x = 4 or 1/4 
0