Question

rationlize the denominator of 4 /root 11-root 4​

Answer 1

Answer:

$\frac{4}{ \sqrt{11} - \sqrt{4} } \times \frac{ \sqrt{11} + \sqrt{4} }{ \sqrt{11} + \sqrt{4} } \\ = \frac{4 \sqrt{11} + 4 \sqrt{4} }{11 - 4} \\ = \frac{4 \sqrt{11} + 8}{7} \: \: ans$

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Answer 2

Step-by-step explanation:

correct answer is 8√15/7

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