The sum of a positive number and its reciprocal is thrice the difference of the number and its reciprocal. The number is :

The sum of a positive number and its reciprocal is thrice the differen

1.	The sum of a positive number and its reciprocal is thrice the difference of the number and its reciprocal. The number is :
A.	$\sqrt 2 $$
B.	$\frac{1}{{\sqrt 2 }}$$
C.	$\sqrt 3 $$
D.	$\frac{1}{{\sqrt 3 }}$$
Answer» B. $\frac{1}{{\sqrt 2 }}$$

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The sum of a positive number and its reciprocal is thrice the difference of the number and its reciprocal. The number is :

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