Question

write the following in summation notation: 1/2+2/4+3/8+4/16+5/32+6/64

Answer 1

\[\sum_{k=1}^{6}k/2^k\]

Answer 2

check it, see if it works..

Answer 3

1/2 + 2/4 + 3/8 + 4/16 + 5/32 + 6/64, yeah it does..

Answer 4

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Answer 5

Thank you!!

Answer 6

how do i become a fan?

Answer 7

\[\sum_{i-3}^{7} 4i ^{2}\] also do you know how to evaluate this??

Answer 8

4(3)^2+4(4)^2+4(5)^2 ... until 4(7)^2