Math Forum / Mathematics / Algebra Help / May 2007

I do need some help with a very simple issue.
there are 40 people who pay 1080 for a trip
adults pay 30
children pay 15

Salam

Hi, not being a mathematician I am having real difficulty expressing the
most simple idea.
 You know how integers get greater and greater as you go through the number
scale? Well how do you speak about negative numbers? Someone told me that it

Hello Group, Would someone please go over my reasoning for this
problem?
1.  Which two of the following are subspaces F[0,1]={f|f:[0,1]--->R}?
(E represents the scripted "E" meaning "element of")

the topic pretty much says it, I,ve been given a book Introductory Algebra
Second Edition by a dear and good friend of mine.
Thanks
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If x^2 is a 2nd degree   what is x^-2

Does anyone know a formula for the following.
I would like to calculate the Payment Amount given that the Interest
Period is different to the Payment Period.
E.g.

I'm having some problems understanding some issues here and hope
someone can clarify things for me.
Here is the problem: It took an hour for a boat to go six miles
upstream.  Using the same effort and taking the same path, the boat

How does (4 --  3x^2) ^ 1/2  ----> get to  2(1 --  [3/4]x^2)^1/2  this
is a rewriting of a Calculus integral.
Thanks

Let X be a set and G a group. An action of G on X is a map * : G x X -

i) ex = x for all x in X
ii) (g_1g_2)(x) = g_1(g_2x) for all x in X and g_1, g_2 in G

Theorem: M is a maximal normal subgroup of G iff G/M is simple.
Proof: Let M be a maximal normal subgroup of G. Consider the canonical
homomorphism
 f: G -> G/M.

Homeschooler - algebra 1 help
I'm having some issues understanding this simple problem.
Here is the problem:  I have 2 jobs to complete.  If after 8 hrs I've
completed 1&1/3 of the job(s), how long does it take me to complete

  I am a complete beginner with LAteX and am having some problems. I can't
find in the instructions how to put a term underneath a symbol like the \mathbb{I); I
know you use \stackrel to get it above, but beneath....
I have tried variations on