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What is the number of terms in this geometric series?
1+2+4...+128

User Vishwanath
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1 Answer

6 votes
The answer is : a^2=1 x 2^n-1

To check if it’s correct

a^2= 1 x 2^2-1

a^2 = 1x 2
a^2 = 2

Hope this helps!



User Ahmed Mujtaba
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