+0  
 
0
44
1
avatar

20(1/2)^3-1

20(1/2)^4-1

20(1/2)^5-1

20(1/2)^6-1

20(1/2)^7-1

Guest Oct 30, 2017
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1+0 Answers

 #1
avatar
0

=0.5

=0.25

=-0.375

=-0.6875

=-0.84375

Guest Oct 30, 2017

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