Math, asked by mamahodiombath, 3 months ago

find the value of (root 5 + 1/root 5)^2
 \sqrt{5 + 1  \div 5}

Answers

Answered by Nihar1729
1

Answer:

1)

({\sqrt{5}} + \frac{1}{\sqrt{5} } )^{2}  \\\\=>( \frac{5+1}{\sqrt{5} }) ^2 \\\\=> (\frac{6}{\sqrt{5} }) ^{2} \\\\=> \frac{36}{5} or 7.2 (Ans.)  

2)

\sqrt{5+1/5} \\\\\sqrt{26/5} \\\\\sqrt{5.2} \\\\2.28 (Ans.)        

                                        Hope it helps

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