# tendua

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bio website location Allahabad, India age member for 1 year, 9 months seen Dec 30 '12 at 4:37 profile views 42

Student of B.Tech (Information Technology) at Indian Institute of Information Technology, Allahabad.

# 7 Questions

 7 Proving $\sum_{k=1}^n k\cdot k! = (n+1)!-1$ without using mathematical Induction. [duplicate] 2 Finding eigenvalues of matrix of matrix. 1 Number of paths in regular graphs, where starting and ending nodes are same [duplicate] 1 Calculate expected value [duplicate] 0 Number of ways to write 5 digit number with restriction?

# 166 Reputation

 +10 Finding eigenvalues of matrix of matrix. +35 Proving $\sum_{k=1}^n k\cdot k! = (n+1)!-1$ without using mathematical Induction. +5 Number of paths in regular graphs, where starting and ending nodes are same +5 Calculate expected value

 0 Help Needed To Prove A Trigonometric Identity

# 13 Tags

 0 combinatorics × 2 0 eigenvalues 0 alternative-proof 0 matrices 0 factorial 0 permutations 0 sequences-and-series 0 trigonometry 0 graph-theory 0 homework

# 9 Accounts

 Stack Overflow 305 rep 17 Mathematics 166 rep 5 Unix & Linux 111 rep 1 Computer Science 108 rep 2 Server Fault 101 rep