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 i am confused

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simplify (5)/(sqrt(2)-1)

 Apr 26, 2016

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 #1
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(5)/(sqrt(2)-1)

 

5√2−1=5√2−1×√2+1√2+1=5(√2+1)(√2−1)(√2+1)=(5√2+5)(2−1)=5√2+5

 Apr 26, 2016

2+0 Answers

 #1
avatar+118696 
+5
Best Answer

(5)/(sqrt(2)-1)

 

5√2−1=5√2−1×√2+1√2+1=5(√2+1)(√2−1)(√2+1)=(5√2+5)(2−1)=5√2+5

Melody Apr 26, 2016
 #2
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Thanks I wanna r8 10 stars!

RealSans  Apr 26, 2016

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