Posted by **Harper** on Tuesday, May 22, 2012 at 3:30pm.

Evaluate

7

Σ (-1)^k(k-1)

k=2

## Answer This Question

## Related Questions

- Math - The scores of 10 students on their midterm exam (x) and on their final (y...
- Algebra - I'm trying ti find the correlation coefficient for the following: The ...
- Geomtric Series - I need to find the equations of the following, using Σ (...
- Chemistry - Why do we have these two equations: ΔH° = ΣD (bond broken...
- MATH - Which of the following sums is larger and by how much? (n=1) Y1 = 7 over...
- Math - 150 students sat exams. The following elements were calculated ΣFX...
- statistics - I need to prove this σ(hat)^2(x,y) = (1/n) Σ (Xi - X (bar...
- Chemistry - Hi! I was studying for an exam (lol) and I came across something I ...
- Consumer math - Complete the chart to find the mean, variance and standard ...
- Statistics - Correlation Coefficient/Regression - 'm having some difficulty with...

More Related Questions