Question

simplify.
a.Rationlaise the dinominator of
$\frac{1}{2 + \sqrt{5} } + \frac{1}{ \sqrt{5} + \sqrt{6} } + \frac{1}{ \sqrt{6} + \sqrt{7} } + \frac{1}{ \sqrt{7} + \sqrt{8} }$
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Answer 1

Answer:

-2+√8

Step-by-step explanation:

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