Asked by Nessa
                Find S11 for 1 + 2 + 4 + 8 +
I got 2047
Other choices are
1023
B. -1023
C. -2047
            
        I got 2047
Other choices are
1023
B. -1023
C. -2047
Answers
                    Answered by
            Steve
            
    Sn = 2<sup>n</sup>-1
2<sup>11</sup>-1 = 2047
Looks good to me.
    
2<sup>11</sup>-1 = 2047
Looks good to me.
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