Question

2√3/-1 rationalise the denominator
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Answer 1

Answer:

$\frac{2}{ \sqrt{3} - 1 } \times \frac{ \sqrt{3} + 1 }{ \sqrt{3} + 1 } = \frac{2( \sqrt{3} + 1) }{3 - 1}$

$= \frac{2( \sqrt{3} + 1)}{2}$

$= \sqrt{3} + 1$