Examveda
Examveda

$${\left( {\sqrt 3 - \frac{1}{{\sqrt 3 }}} \right)^2}\,{\text{simplifies}}\,{\text{to:}}$$

A. $$\frac{3}{4}$$

B. $$\frac{4}{{\sqrt 3 }}$$

C. $$\frac{4}{3}$$

D. None of these

Answer: Option C

Solution(By Examveda Team)

$$\eqalign{ & {\left( {\sqrt 3 - \frac{1}{{\sqrt 3 }}} \right)^2} \cr & = {\left( {\sqrt 3 } \right)^2} + {\left( {\frac{1}{{\sqrt 3 }}} \right)^2} - 2 \times \sqrt 3 \times \frac{1}{{\sqrt 3 }} \cr & = 3 + \frac{1}{3} - 2 \cr & = 1 + \frac{1}{3} \cr & = \frac{4}{3} \cr} $$

This Question Belongs to Arithmetic Ability >> Square Root And Cube Root

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