SOLUTION: 6
∑ (-1)^n *5n
n=3
Hard to type this question. The 6 is above and the n=3 below the sigma
Algebra.Com
Question 738573: 6
∑ (-1)^n *5n
n=3
Hard to type this question. The 6 is above and the n=3 below the sigma
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
RELATED QUESTIONS
7
∑ 2k/3
k=1
Hard to type this question. The 7 is above and the k=1 below... (answered by MathLover1)
7
∑ 2k/3
k-1
Hard to type this question. The 7 is above and the k=1 below... (answered by MathLover1)
Find: S=∑[n-1,∞,-4](-1/8)^(n-1)
(The n-1 is below the ∑, the... (answered by lynnlo)
1: true or false
1000........................................998
(Sigma)7 (3/4)^n. =... (answered by ikleyn)
I need to find the sum of the following infinite series: ∑[n-0,∞,1/4^n]
(The (answered by lynnlo)
Dear math teacher,
I am having difficulties with the following problem:
4 times nC2 (answered by Theo)
How do I solve these questions? I know how I have to use the geometric sequence, but I'm (answered by Emsley)
check the formula is correct for k=1,2, and 3
k
(sigma)n^2 = k(k+1)(2k+1)/6
n=0
use... (answered by Edwin McCravy)
Expand and simplify.
1) sigma notation: n=0; top of sigma = 4; to the right - (n^2/2)
(answered by solver91311)