# Bob

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bio website location NY age member for 1 year, 9 months seen yesterday profile views 100

Currently in training.

# 65 Questions

 8 Calculate $\frac13+\frac29+\frac{1}{27}+\frac{2}{81}+\frac{1}{243}+\frac{2}{729}+\ldots$ 6 Finding a non constant solution to $(x')^2+x^2=9$ 6 Integrating $x/(x-2)$ from $0$ to $5$ 5 Showing one set is a subset of another 5 What does $d\tan(x) = \sec^2(x)dx$ mean?

# 769 Reputation

 +5 Number of ways to group digits in {1,2,3,4,5,6,7,8,9} into numbers, while maintaining order +10 Will someone to show me how to find the limit of $\frac{\ln(n+1)}{\sqrt{n}}$. +5 Surface integral of vector field over a unit ball +10 Surface integral of vector field over a unit ball

 4 How to integrate $\frac{4x+4}{x^4+x^3+2x^2}$? 3 Will someone to show me how to find the limit of $\frac{\ln(n+1)}{\sqrt{n}}$. 1 Surface integral of vector field over a unit ball 1 Calculus, working backwards with differentiation 1 Understanding induction proof with inequalities

# 31 Tags

 5 calculus × 26 1 differential-equations × 20 4 partial-fractions × 2 1 discrete-mathematics × 14 3 sequences-and-series × 6 1 proof-writing 3 limits × 2 0 integration × 4 3 convergence 0 elementary-set-theory × 3

# 6 Accounts

 Mathematics 769 rep 319 Stack Overflow 305 rep 129 Unix & Linux 136 rep 2 Electrical Engineering 101 rep Physics 101 rep 2