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avatar+166 

Find:

x=1+12+12+12+12+.

 May 8, 2020
 #1
avatar+166 
0

Nevermind found i!. It's 2

 May 8, 2020
 #2
avatar+26396 
+1

Find:

x=1+12+12+12+12+.

 

x=1+12+12+12+12+x1=12+12+12+12+x1=12+x1(x1)(2+x1)=1x+x2x2x+1=1x22=0x2=2x=2

 

laugh

 May 8, 2020

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