How would you sum
$x^k$
from
$k=m/2$
to
$k=m-1$
?
0
$\begingroup$
How can this be summed:
$$\sum_{k=\frac{m}2}^{m-1}x^k$$
thank you!
algebra-precalculus
sequences-and-series
asked
2012-07-11
user id:35071
41
1
1bronze badges
1
Factor
$x^{m/2}$
out, use geometric sum formula.
–
2012-07-11
2 Answers
2
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