1.

If z = 6 – 2√3, then find the value of \({\left( {\sqrt z - \frac{1}{{\sqrt z }}} \right)^2}\)

A. \(\frac{{102 - 46\sqrt 3 }}{4}\)
B. \(\frac{{102 - 46\sqrt 3 }}{2}\)
C. \(\frac{{102 - 46\sqrt 3 }}{{24}}\)
D. \(\frac{{12 - 46\sqrt 3 }}{{24}}\)
Answer» D. \(\frac{{12 - 46\sqrt 3 }}{{24}}\)


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