narchitect

3 Questions
0 Answers

0

663

0

+12

Simple Set Theory Proof

Hi - I'm taking a linear algebra course and the first few chapters are on set theory. I'm having trouble with a very simple proof and I'd like some help on it.

Let and be groups. Given prove:
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narchitect Sep 29, 2015

0

1153

2

+12

Sigma identity for a permutation? (Combinatorics)

Hi everyone. I'm currently studying basic combinatorics in college and I came across a question I'm having some trouble with:
Part 1: k number of b***s are thrown into 10 boxes - seven green, three red. More than one ball can be placed in each box. read more ..

difficulty advanced

narchitect May 25, 2015

0

886

1

+12

Logarithmic equation

Hi. I'm having trouble with this logarithmic equation I'm being asked to do without a calculator. The answer is 8 - the only problem I have is getting there. It's the that's really messing me up. A little help?
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narchitect Jul 20, 2014